<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
{"timestamp": "2025-04-17T16:40:17.787Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-17T16:41:42.328Z", "action": "input", "action_argument": "funko "}
{"timestamp": "2025-04-17T16:41:42.695Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T16:41:48.891Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-17T16:41:53.116Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-18T14:31:08.044Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-18T14:32:15.002Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-21T15:15:05.168Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-21T15:15:06.018Z", "action": "click", "action_argument": "other"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-21T20:22:38.556Z", "action": "input", "action_argument": "oral b elect"}
{"timestamp": "2025-04-21T20:22:38.777Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-21T20:23:03.655Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
{"timestamp": "2025-04-21T20:23:57.327Z", "action": "click_product", "action_argument": "B0B5YPHMW8"}
{"timestamp": "2025-04-21T20:25:51.539Z", "action": "click_product", "action_argument": "B0B5HVM6JX"}
{"timestamp": "2025-04-21T20:26:28.441Z", "action": "click_product", "action_argument": "B0DLLGG2Z8"}
{"timestamp": "2025-04-21T20:26:43.235Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:26:43.481Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:59:15.102Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:59:20.285Z", "action": "input", "action_argument": "oral b io5"}
{"timestamp": "2025-04-21T20:59:20.901Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"search_term": [{"term": "oral b io5"}],
"promotion_items": [{"title": "Aquasonic Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer Adult1 Count (Pack of 1)", "asin": "B072YVWBXH", "price": "$39.95", "quantity": ""},
{"title": "Philips Sonicare ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34 Adult1 Count (Pack of 1)", "asin": "B084TM4XKG", "price": "$109.96", "quantity": ""},
{"title": "Philips Sonicare 9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12 Adult1 Count (Pack of 1)", "asin": "B08YCVJKXV", "price": "$379.96", "quantity": ""},
{"title": "Philips Sonicare DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11 Adult1 Count (Pack of 1)", "asin": "B0CM44GT41", "price": "$279.96", "quantity": ""},
{"title": "Aquasonic Black Series PRO \u2013 Ultra-Whitening Electric Toothbrush \u2013 5 Modes & Smart Timers \u2013 Premium Travel Case & 6 Proflex Brush Heads \u2013 ADA Accepted Toothbrush Adult1 Count (Pack of 1)", "asin": "B0DH1K553B", "price": "$49.95", "quantity": ""},
{"title": "Aquasonic Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer Adult1 Count (Pack of 1)", "asin": "B072YVWBXH", "price": "$39.95", "quantity": ""},
{"title": "Philips Sonicare 9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12 Adult1 Count (Pack of 1)", "asin": "B08YCVJKXV", "price": "$379.96", "quantity": ""},
{"title": "Philips Sonicare DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11 Adult1 Count (Pack of 1)", "asin": "B0CM44GT41", "price": "$279.96", "quantity": ""},
{"title": "Crest 3DWhite Brilliance Deep Stain Remover Brilliant White Toothpaste - 3.1oz/2pk Bold mint3.1 Ounce (Pack of 2)", "asin": "B0DPNGKZ9P", "price": "$20.99", "quantity": ""},
{"title": "Philips Sonicare ExpertClean 7500 White, Rechargeable Electric Power Toothbrush, HX9690/06 Adult1 Count (Pack of 1)", "asin": "B07TBGP29C", "price": "$199.99", "quantity": ""}],
"search_results": [{"title": "iO Series 5 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, Black", "asin": "B0B5YPHMW8", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer", "asin": "B072YVWBXH", "price": "$39.95", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34", "asin": "B084TM4XKG", "price": "$109.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12", "asin": "B08YCVJKXV", "price": "$379.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11", "asin": "B0CM44GT41", "price": "$279.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, White", "asin": "B0B5YPZS45", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean + Whiten Rechargeable Electric Toothbrush with Visible Pressure Sensor, 2 Minute Timer, 5 Cleaning Settings, 1 iO5 Limited, 3 Toothbrush Heads, Travel Case & Refill Holder, White", "asin": "B0B5HR8HX8", "price": "$149.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Ultimate White Rechargeable Electric Toothbrush with Visible Pressure Sensor, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, White", "asin": "B0B5YR3R5H", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean Rechargeable Electric Powered Toothbrush, Black with iO Series 3 Limited, 2 Brush Heads and Travel Case - Pressure Sensor to Protect Gums - 3 Cleaning Settings - 2 Minute Timer", "asin": "B0B5HRWH1S", "price": "$99.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush Starter Kit, Night Black with 2 Brush Heads - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1DQ7BH9", "price": "$54.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Aquarius Water Flosser Professional For Teeth, Gums, Braces, Dental Care, Electric Power With 10 Settings, 7 Tips For Multiple Users And Needs, ADA Accepted, Black WP-662, Packaging May Vary", "asin": "B01LXY19XD", "price": "$79.67", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Vibe Series Ultra-Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush - 8 Brush Heads & Travel Case \u2013 40,000 VPM Motor & Wireless Charging - 4 Modes w Smart Timer \u2013 Charcoal Metallic", "asin": "B07R8DQHZK", "price": "$39.95", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Black Series PRO \u2013 Ultra-Whitening Electric Toothbrush \u2013 5 Modes & Smart Timers \u2013 Premium Travel Case & 6 Proflex Brush Heads \u2013 ADA Accepted Toothbrush", "asin": "B0DH1K553B", "price": "$49.95", "delivery": " FREE delivery Thu, Apr 24"},
{"title": "ExpertClean 7500 White, Rechargeable Electric Power Toothbrush, HX9690/06", "asin": "B07TBGP29C", "price": "$199.99", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "iO Series 6 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Head, and Travel Case, Black", "asin": "B095FTK7ZY", "price": "$149.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Rechargeable Toothbrush Dual Pack", "asin": "B0CFWLVL41", "price": "$169.98", "delivery": "FREE delivery May 5 - 18 for Prime members"},
{"title": "iO Series 4 Electric Toothbrush with (1) Brush Head, Rechargeable, White", "asin": "B0B5HTX7YW", "price": "$69.54", "delivery": "FREE delivery Thu, Apr 24 Only 4 left in stock (more on the way)."},
{"title": "iO Deep Clean + Protect Rechargeable Electric Toothbrush, Black with a iO Series 7 Toothbrush, 2 Replacement Brush Heads, and a Charging Travel Case", "asin": "B0DCCJZC9F", "price": "$219.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Ultrasonic Electric Toothbrush for Adults and Kids, ADA Accepted Travel Electric Toothbrush with Rechargeable 60-Day Battery Life, 8 Toothbrush Heads, 5 Modes, Toothbrush Holder, Shadow Black", "asin": "B0DNMLK6SC", "price": "$19.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "3DWhite Brilliance Deep Stain Remover Brilliant White Toothpaste - 3.1oz/2pk", "asin": "B0DPNGKZ9P", "price": "$20.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Cordless Pulse Rechargeable Portable Water Flosser for Teeth, Gums, Braces Care and Travel with 2 Flossing Tips, Waterproof, ADA Accepted, WF-20 White, Packaging May Vary", "asin": "B0CNTRVZPW", "price": "$49.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Rechargeable Electric Toothbrush for Adults & Teens - Smart Toothbrush with 5 Sonic Cleaning Modes - Includes 2 Brush Heads & Travel Case - Cordless with Industry-Leading 6 Week Charge (Black)", "asin": "B0BCNPTWW3", "price": "$69.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Genius X Limited Rechargeable Electric Toothbrush with 1 Replacement Brush Head, Travel Case, Midnight Black", "asin": "B084PPRXB5", "price": "$199.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Pro 5000 Smartseries Power Rechargeable Electric Toothbrush with Bluetooth Connectivity, Black Edition", "asin": "B07KQ47SJ4", "price": "$89.94", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "iO3 Electric Toothbrush (1) with (1) Ultimate Clean Brush Head and (1) Charger", "asin": "B0BP5XSH7T", "price": "$69.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 9 Electric Toothbrush with 3 Replacement Brush Heads, Black Onyx", "asin": "B088CK6XJ4", "price": "$219.94", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "Duo - Dual Handle Ultra Whitening 40,000 VPM Wireless Charging Electric ToothBrushes - 3 Modes with Smart Timers - 10 Dupont Brush Heads & 2 Travel Cases Included", "asin": "B07HFG93GK", "price": "$49.95", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "Oral-B Pro-Health Pulsar Battery Toothbrush, Soft, Blue , 2 Count (Pack of 1)", "asin": "B005GLZ9U4", "price": "$10.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "IO Replacement Heads Compatible with Oral B iO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Medium Bristles Brush Heads Compatible with Oral B, Deep Clean and Sensitive Care, 8 Pack Black/White", "asin": "B0DR65F2BZ", "price": "$25.98", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "R1 Rotating Electric Toothbrush with 8 Brush Heads for Adults and Kids, 60-Day Battery Life, 5 Modes Rechargeable Power Toothbrush with 2-Minute Smart Timer, Black", "asin": "B0CMQGFJYD", "price": "$24.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 10 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Min Timer, 7 Cleaning Settings, 4 Replacement Toothbrush Heads, and Charging Travel Case, Black", "asin": "B0C2S65831", "price": "$379.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Simple Clean Rechargeable Electric Powered Toothbrush, Pure White with 1 Gentle Care Brush Head and 1 White Travel Case - Automatic Pressure Sensor to Protect Gums - 3 Modes -2 Min Timer", "asin": "B0DLLC8HHP", "price": "$70.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO3 Electric Toothbrush (1) with (1) Ultimate Clean Brush Head and (1) Charger", "asin": "B0BP69FS5K", "price": "$69.95", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Gentle Care Electric Toothbrush Head, Twisted & Angled Bristles for Deeper Plaque Removal, Pack of 4 Toothbrush Heads, Suitable for Mailbox, White", "asin": "B089F523M8", "price": "$35.97", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean + Protect Rechargeable Electric Toothbrush, White with a iO Series 7 Toothbrush, 2 Replacement Brush Heads, and a Charging Travel Case", "asin": "B0DCD3F71H", "price": "$219.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 3 Electric Toothbrush with (1) Brush Head, Rechargeable, White", "asin": "B0B5HTKW2K", "price": "$79.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34", "asin": "B084TM4XKG", "price": "$109.96", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush, Night Black with 1 Gentle Care Brush Head - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1D8BRK2", "price": "$59.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Duo - Dual Handle Ultra Whitening 40,000 VPM Wireless Charging Electric ToothBrushes - 3 Modes with Smart Timers - 10 Dupont Brush Heads & 2 Travel Cases Included", "asin": "B07HFG93GK", "price": "$49.95", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Ultimate Clean Replacement Brush Heads, 5 Count, 4 Ultimate Clean + 1 Gum & Sensitive White", "asin": "B0DLHGL25T", "price": "$46.30", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "S5 Upgraded Sonic Electric Toothbrush for Adults and Kids Ages 12+ with 8 Brush Heads, IPX7 Travel Toothbrush with Case, 2.5 Hours Charge for 120 Days, 5 Modes with Built-in Smart Timer Black", "asin": "B0D7HW59C3", "price": "$16.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush, Pure White with 1 Gentle Care Brush Head - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1D7Y6V2", "price": "$56.66", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Ultimate Clean Electric Toothbrush Head, Twisted & Angled Bristles for Deeper Plaque Removal, Pack of 4, Suitable for Mailbox, Black", "asin": "B089F7N4XF", "price": "$34.80", "delivery": "FREE delivery Fri, Apr 25 Only 11 left in stock - order soon."},
{"title": "7500 Electric Toothbrush with Replacement Brush Heads and Travel Case, Black", "asin": "B076MXM7N9", "price": "$134.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Series 3 Limited Edition Electric Toothbrush with 2 Brush Heads, Ultimate Clean, Gentle Care, Pressure Sensor, Rechargeable, Blue, with Compatible Microfiber Cleaning Cloth", "asin": "B0BR6578S2", "price": "$89.00", "delivery": "FREE delivery Thu, Apr 24 Only 4 left in stock - order soon."},
{"title": "One by Sonicare Rechargeable Toothbrush, Sage, HY1200/28", "asin": "B0C8KSK2D3", "price": "$39.29", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO 5 Brilliant Clean Electric Toothbrush, 2 Pack", "asin": "B0CJZ3VVBY", "delivery": ""},
{"title": "2PCS 3.6V 740mAh Rechargeable Battery with Welding tab for Braun toothbrushes Oral-B i06 i07 i08 and i09", "asin": "B0DHXPH12N", "delivery": ""},
{"title": "iO Series Gentle Care Electric Toothbrush Replacement Brush Heads for an Oral-B Electric Toothbrush, 4 Count, Black", "asin": "B0B69LHG4B", "price": "$47.49", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Series 7s Rechargeable Toothbrush with 2 Handles, 2 Chargers, 3 Brush Heads and 2 Deluxe Travel Cases", "asin": "B08NWHCY12", "price": "$274.95", "delivery": "FREE delivery Apr 28 - May 2 Or fastest delivery Apr 24 - 28 Only 4 left in stock - order soon."},
{"title": "Replacement Toothbrush Heads Compatible with Oral-B iO Electric Toothbrushes, Fit Oral B iO Replacement Heads White, 8 Pack", "asin": "B0CSVZP813", "price": "$20.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "10 Pcs Replacement Toothbrush Heads Compatible with Oral B iO, Brush Heads Compatible with Oral B iO 3/4/5/6/7/8/9/10 Series Electric Toothbrushes (White)", "asin": "B0DCYD4Q2T", "price": "$18.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "Cordless Pearl Rechargeable Portable Water Flosser for Teeth, Gums, Braces Care and Travel with 4 Flossing Tips - ADA Accepted, WF-13 White, Packaging May Vary", "asin": "B09C2QZQFQ", "price": "$45.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Toothbrush Replacement Heads Compatible with Oral B iO Series Electric Toothbrush, 12 Pack (White+Black) Soft Bristles Replacement Toothbrush Heads for iO 10/9/8/7/6/5/4/3 Series", "asin": "B0D53WLYFY", "price": "$19.99", "delivery": " Two-Day FREE delivery Wed, Apr 23 Only 18 left in stock - order soon."},
{"title": "R2 Rotating Electric Toothbrush for Adults with 8 Brush Heads, 5 Modes Rechargeable Power Toothbrush with Pressure Sensor, Purple", "asin": "B09WV5T7Q3", "price": "$27.54", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "Toothbrush Covers Caps for iO Brush Heads, iO Toothbrush Heads Covers for Ultimate Clean, Gentle Care & Ultimate White, iO Series Electric Toothbrush Covers for Travel & Home - by DeBizz", "asin": "B0C9MP114S", "price": "$7.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "IO Gentle Care Black (2 pcs)", "asin": "B0B5V8HL6K", "price": "$24.50", "delivery": "FREE delivery May 9 - 20 for Prime members"},
{"title": "2PCS 800mAh 3.7V Battery for Pro 2 3766 IO4 IO5 IO6 IO7 IO8 IO9 IO10 3758 3759 3753 Electric Toothbrush Compatible for Oral-B", "asin": "B0F3DYQTD8", "price": "$29.66", "delivery": "FREE delivery May 12 - Jun 3"},
{"title": "iO Series 7 Electric Toothbrush with 2 Replacement Brush Heads, White Alabaster", "asin": "B088CFK5VQ", "price": "$180.85", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "\u3010Upgraded\u3011 AmuLumon Tooth-Brush Heads Replacement, Compatible with Oral B iO Electric Toothbrush, for Oral B iO 3 4 5 6 7 8 9 10 Series Electric Toothbrushes (Black, 4 Packs)", "asin": "B0DGKKXTPR", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Replacement Toothbrush Heads Compatible with Oral B iO, 8Pack Electric Toothbrush Heads Compatible with Oral-B iO 3/4/5/6/7/8/9/10 Series, Brush Heads for Deeper Plaque Removal", "asin": "B0DSH641JY", "price": "$15.99", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "8 Pack Replacement Heads Compatible with Oral B iO Toothbrush, for Oral B iO 2/3/4/5/6/7/8/9/10 Series Toothbrushes, Black/White", "asin": "B0DHVGTLC2", "price": "$19.98", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "New Updated Version, Toothbrush Replacement Heads Compatible with Braun Oral-B iO 3/4/5/6/7/8/9/10 Series Electric Tooth-Brush (Black, 4 PCS)", "asin": "B0DGKTN1ZZ", "price": "$19.98", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "12 Pack IO Replacement Heads Compatible with Oral B iO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Brush Heads Compatible with Oral B iO(Black+White)", "asin": "B0DPDF96YF", "price": "$26.98", "delivery": "FREE delivery Apr 29 - May 1 for Prime members"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-21T20:59:26.303Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>

user
<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
{"timestamp": "2025-04-17T16:40:17.787Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-17T16:41:42.328Z", "action": "input", "action_argument": "funko "}
{"timestamp": "2025-04-17T16:41:42.695Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T16:41:48.891Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-17T16:41:53.116Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-18T14:31:08.044Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-18T14:32:15.002Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-21T15:15:05.168Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-21T15:15:06.018Z", "action": "click", "action_argument": "other"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-21T20:22:38.556Z", "action": "input", "action_argument": "oral b elect"}
{"timestamp": "2025-04-21T20:22:38.777Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-21T20:23:03.655Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
{"timestamp": "2025-04-21T20:23:57.327Z", "action": "click_product", "action_argument": "B0B5YPHMW8"}
{"timestamp": "2025-04-21T20:25:51.539Z", "action": "click_product", "action_argument": "B0B5HVM6JX"}
{"timestamp": "2025-04-21T20:26:28.441Z", "action": "click_product", "action_argument": "B0DLLGG2Z8"}
{"timestamp": "2025-04-21T20:26:43.235Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:26:43.481Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:59:15.102Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:59:20.285Z", "action": "input", "action_argument": "oral b io5"}
{"timestamp": "2025-04-21T20:59:20.901Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"search_term": [{"term": "oral b io5"}],
"promotion_items": [{"title": "Aquasonic Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer Adult1 Count (Pack of 1)", "asin": "B072YVWBXH", "price": "$39.95", "quantity": ""},
{"title": "Philips Sonicare ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34 Adult1 Count (Pack of 1)", "asin": "B084TM4XKG", "price": "$109.96", "quantity": ""},
{"title": "Philips Sonicare 9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12 Adult1 Count (Pack of 1)", "asin": "B08YCVJKXV", "price": "$379.96", "quantity": ""},
{"title": "Philips Sonicare DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11 Adult1 Count (Pack of 1)", "asin": "B0CM44GT41", "price": "$279.96", "quantity": ""},
{"title": "Aquasonic Black Series PRO \u2013 Ultra-Whitening Electric Toothbrush \u2013 5 Modes & Smart Timers \u2013 Premium Travel Case & 6 Proflex Brush Heads \u2013 ADA Accepted Toothbrush Adult1 Count (Pack of 1)", "asin": "B0DH1K553B", "price": "$49.95", "quantity": ""},
{"title": "Aquasonic Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer Adult1 Count (Pack of 1)", "asin": "B072YVWBXH", "price": "$39.95", "quantity": ""},
{"title": "Philips Sonicare 9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12 Adult1 Count (Pack of 1)", "asin": "B08YCVJKXV", "price": "$379.96", "quantity": ""},
{"title": "Philips Sonicare DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11 Adult1 Count (Pack of 1)", "asin": "B0CM44GT41", "price": "$279.96", "quantity": ""},
{"title": "Crest 3DWhite Brilliance Deep Stain Remover Brilliant White Toothpaste - 3.1oz/2pk Bold mint3.1 Ounce (Pack of 2)", "asin": "B0DPNGKZ9P", "price": "$20.99", "quantity": ""},
{"title": "Philips Sonicare ExpertClean 7500 White, Rechargeable Electric Power Toothbrush, HX9690/06 Adult1 Count (Pack of 1)", "asin": "B07TBGP29C", "price": "$199.99", "quantity": ""}],
"search_results": [{"title": "iO Series 5 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, Black", "asin": "B0B5YPHMW8", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer", "asin": "B072YVWBXH", "price": "$39.95", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34", "asin": "B084TM4XKG", "price": "$109.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12", "asin": "B08YCVJKXV", "price": "$379.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11", "asin": "B0CM44GT41", "price": "$279.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, White", "asin": "B0B5YPZS45", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean + Whiten Rechargeable Electric Toothbrush with Visible Pressure Sensor, 2 Minute Timer, 5 Cleaning Settings, 1 iO5 Limited, 3 Toothbrush Heads, Travel Case & Refill Holder, White", "asin": "B0B5HR8HX8", "price": "$149.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Ultimate White Rechargeable Electric Toothbrush with Visible Pressure Sensor, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, White", "asin": "B0B5YR3R5H", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean Rechargeable Electric Powered Toothbrush, Black with iO Series 3 Limited, 2 Brush Heads and Travel Case - Pressure Sensor to Protect Gums - 3 Cleaning Settings - 2 Minute Timer", "asin": "B0B5HRWH1S", "price": "$99.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush Starter Kit, Night Black with 2 Brush Heads - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1DQ7BH9", "price": "$54.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Aquarius Water Flosser Professional For Teeth, Gums, Braces, Dental Care, Electric Power With 10 Settings, 7 Tips For Multiple Users And Needs, ADA Accepted, Black WP-662, Packaging May Vary", "asin": "B01LXY19XD", "price": "$79.67", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Vibe Series Ultra-Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush - 8 Brush Heads & Travel Case \u2013 40,000 VPM Motor & Wireless Charging - 4 Modes w Smart Timer \u2013 Charcoal Metallic", "asin": "B07R8DQHZK", "price": "$39.95", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Black Series PRO \u2013 Ultra-Whitening Electric Toothbrush \u2013 5 Modes & Smart Timers \u2013 Premium Travel Case & 6 Proflex Brush Heads \u2013 ADA Accepted Toothbrush", "asin": "B0DH1K553B", "price": "$49.95", "delivery": " FREE delivery Thu, Apr 24"},
{"title": "ExpertClean 7500 White, Rechargeable Electric Power Toothbrush, HX9690/06", "asin": "B07TBGP29C", "price": "$199.99", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "iO Series 6 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Head, and Travel Case, Black", "asin": "B095FTK7ZY", "price": "$149.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Rechargeable Toothbrush Dual Pack", "asin": "B0CFWLVL41", "price": "$169.98", "delivery": "FREE delivery May 5 - 18 for Prime members"},
{"title": "iO Series 4 Electric Toothbrush with (1) Brush Head, Rechargeable, White", "asin": "B0B5HTX7YW", "price": "$69.54", "delivery": "FREE delivery Thu, Apr 24 Only 4 left in stock (more on the way)."},
{"title": "iO Deep Clean + Protect Rechargeable Electric Toothbrush, Black with a iO Series 7 Toothbrush, 2 Replacement Brush Heads, and a Charging Travel Case", "asin": "B0DCCJZC9F", "price": "$219.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Ultrasonic Electric Toothbrush for Adults and Kids, ADA Accepted Travel Electric Toothbrush with Rechargeable 60-Day Battery Life, 8 Toothbrush Heads, 5 Modes, Toothbrush Holder, Shadow Black", "asin": "B0DNMLK6SC", "price": "$19.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "3DWhite Brilliance Deep Stain Remover Brilliant White Toothpaste - 3.1oz/2pk", "asin": "B0DPNGKZ9P", "price": "$20.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Cordless Pulse Rechargeable Portable Water Flosser for Teeth, Gums, Braces Care and Travel with 2 Flossing Tips, Waterproof, ADA Accepted, WF-20 White, Packaging May Vary", "asin": "B0CNTRVZPW", "price": "$49.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Rechargeable Electric Toothbrush for Adults & Teens - Smart Toothbrush with 5 Sonic Cleaning Modes - Includes 2 Brush Heads & Travel Case - Cordless with Industry-Leading 6 Week Charge (Black)", "asin": "B0BCNPTWW3", "price": "$69.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Genius X Limited Rechargeable Electric Toothbrush with 1 Replacement Brush Head, Travel Case, Midnight Black", "asin": "B084PPRXB5", "price": "$199.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Pro 5000 Smartseries Power Rechargeable Electric Toothbrush with Bluetooth Connectivity, Black Edition", "asin": "B07KQ47SJ4", "price": "$89.94", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "iO3 Electric Toothbrush (1) with (1) Ultimate Clean Brush Head and (1) Charger", "asin": "B0BP5XSH7T", "price": "$69.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 9 Electric Toothbrush with 3 Replacement Brush Heads, Black Onyx", "asin": "B088CK6XJ4", "price": "$219.94", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "Duo - Dual Handle Ultra Whitening 40,000 VPM Wireless Charging Electric ToothBrushes - 3 Modes with Smart Timers - 10 Dupont Brush Heads & 2 Travel Cases Included", "asin": "B07HFG93GK", "price": "$49.95", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "Oral-B Pro-Health Pulsar Battery Toothbrush, Soft, Blue , 2 Count (Pack of 1)", "asin": "B005GLZ9U4", "price": "$10.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "IO Replacement Heads Compatible with Oral B iO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Medium Bristles Brush Heads Compatible with Oral B, Deep Clean and Sensitive Care, 8 Pack Black/White", "asin": "B0DR65F2BZ", "price": "$25.98", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "R1 Rotating Electric Toothbrush with 8 Brush Heads for Adults and Kids, 60-Day Battery Life, 5 Modes Rechargeable Power Toothbrush with 2-Minute Smart Timer, Black", "asin": "B0CMQGFJYD", "price": "$24.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 10 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Min Timer, 7 Cleaning Settings, 4 Replacement Toothbrush Heads, and Charging Travel Case, Black", "asin": "B0C2S65831", "price": "$379.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Simple Clean Rechargeable Electric Powered Toothbrush, Pure White with 1 Gentle Care Brush Head and 1 White Travel Case - Automatic Pressure Sensor to Protect Gums - 3 Modes -2 Min Timer", "asin": "B0DLLC8HHP", "price": "$70.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO3 Electric Toothbrush (1) with (1) Ultimate Clean Brush Head and (1) Charger", "asin": "B0BP69FS5K", "price": "$69.95", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Gentle Care Electric Toothbrush Head, Twisted & Angled Bristles for Deeper Plaque Removal, Pack of 4 Toothbrush Heads, Suitable for Mailbox, White", "asin": "B089F523M8", "price": "$35.97", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean + Protect Rechargeable Electric Toothbrush, White with a iO Series 7 Toothbrush, 2 Replacement Brush Heads, and a Charging Travel Case", "asin": "B0DCD3F71H", "price": "$219.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 3 Electric Toothbrush with (1) Brush Head, Rechargeable, White", "asin": "B0B5HTKW2K", "price": "$79.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34", "asin": "B084TM4XKG", "price": "$109.96", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush, Night Black with 1 Gentle Care Brush Head - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1D8BRK2", "price": "$59.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Duo - Dual Handle Ultra Whitening 40,000 VPM Wireless Charging Electric ToothBrushes - 3 Modes with Smart Timers - 10 Dupont Brush Heads & 2 Travel Cases Included", "asin": "B07HFG93GK", "price": "$49.95", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Ultimate Clean Replacement Brush Heads, 5 Count, 4 Ultimate Clean + 1 Gum & Sensitive White", "asin": "B0DLHGL25T", "price": "$46.30", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "S5 Upgraded Sonic Electric Toothbrush for Adults and Kids Ages 12+ with 8 Brush Heads, IPX7 Travel Toothbrush with Case, 2.5 Hours Charge for 120 Days, 5 Modes with Built-in Smart Timer Black", "asin": "B0D7HW59C3", "price": "$16.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush, Pure White with 1 Gentle Care Brush Head - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1D7Y6V2", "price": "$56.66", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Ultimate Clean Electric Toothbrush Head, Twisted & Angled Bristles for Deeper Plaque Removal, Pack of 4, Suitable for Mailbox, Black", "asin": "B089F7N4XF", "price": "$34.80", "delivery": "FREE delivery Fri, Apr 25 Only 11 left in stock - order soon."},
{"title": "7500 Electric Toothbrush with Replacement Brush Heads and Travel Case, Black", "asin": "B076MXM7N9", "price": "$134.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Series 3 Limited Edition Electric Toothbrush with 2 Brush Heads, Ultimate Clean, Gentle Care, Pressure Sensor, Rechargeable, Blue, with Compatible Microfiber Cleaning Cloth", "asin": "B0BR6578S2", "price": "$89.00", "delivery": "FREE delivery Thu, Apr 24 Only 4 left in stock - order soon."},
{"title": "One by Sonicare Rechargeable Toothbrush, Sage, HY1200/28", "asin": "B0C8KSK2D3", "price": "$39.29", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO 5 Brilliant Clean Electric Toothbrush, 2 Pack", "asin": "B0CJZ3VVBY", "delivery": ""},
{"title": "2PCS 3.6V 740mAh Rechargeable Battery with Welding tab for Braun toothbrushes Oral-B i06 i07 i08 and i09", "asin": "B0DHXPH12N", "delivery": ""},
{"title": "iO Series Gentle Care Electric Toothbrush Replacement Brush Heads for an Oral-B Electric Toothbrush, 4 Count, Black", "asin": "B0B69LHG4B", "price": "$47.49", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Series 7s Rechargeable Toothbrush with 2 Handles, 2 Chargers, 3 Brush Heads and 2 Deluxe Travel Cases", "asin": "B08NWHCY12", "price": "$274.95", "delivery": "FREE delivery Apr 28 - May 2 Or fastest delivery Apr 24 - 28 Only 4 left in stock - order soon."},
{"title": "Replacement Toothbrush Heads Compatible with Oral-B iO Electric Toothbrushes, Fit Oral B iO Replacement Heads White, 8 Pack", "asin": "B0CSVZP813", "price": "$20.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "10 Pcs Replacement Toothbrush Heads Compatible with Oral B iO, Brush Heads Compatible with Oral B iO 3/4/5/6/7/8/9/10 Series Electric Toothbrushes (White)", "asin": "B0DCYD4Q2T", "price": "$18.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "Cordless Pearl Rechargeable Portable Water Flosser for Teeth, Gums, Braces Care and Travel with 4 Flossing Tips - ADA Accepted, WF-13 White, Packaging May Vary", "asin": "B09C2QZQFQ", "price": "$45.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Toothbrush Replacement Heads Compatible with Oral B iO Series Electric Toothbrush, 12 Pack (White+Black) Soft Bristles Replacement Toothbrush Heads for iO 10/9/8/7/6/5/4/3 Series", "asin": "B0D53WLYFY", "price": "$19.99", "delivery": " Two-Day FREE delivery Wed, Apr 23 Only 18 left in stock - order soon."},
{"title": "R2 Rotating Electric Toothbrush for Adults with 8 Brush Heads, 5 Modes Rechargeable Power Toothbrush with Pressure Sensor, Purple", "asin": "B09WV5T7Q3", "price": "$27.54", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "Toothbrush Covers Caps for iO Brush Heads, iO Toothbrush Heads Covers for Ultimate Clean, Gentle Care & Ultimate White, iO Series Electric Toothbrush Covers for Travel & Home - by DeBizz", "asin": "B0C9MP114S", "price": "$7.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "IO Gentle Care Black (2 pcs)", "asin": "B0B5V8HL6K", "price": "$24.50", "delivery": "FREE delivery May 9 - 20 for Prime members"},
{"title": "2PCS 800mAh 3.7V Battery for Pro 2 3766 IO4 IO5 IO6 IO7 IO8 IO9 IO10 3758 3759 3753 Electric Toothbrush Compatible for Oral-B", "asin": "B0F3DYQTD8", "price": "$29.66", "delivery": "FREE delivery May 12 - Jun 3"},
{"title": "iO Series 7 Electric Toothbrush with 2 Replacement Brush Heads, White Alabaster", "asin": "B088CFK5VQ", "price": "$180.85", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "\u3010Upgraded\u3011 AmuLumon Tooth-Brush Heads Replacement, Compatible with Oral B iO Electric Toothbrush, for Oral B iO 3 4 5 6 7 8 9 10 Series Electric Toothbrushes (Black, 4 Packs)", "asin": "B0DGKKXTPR", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Replacement Toothbrush Heads Compatible with Oral B iO, 8Pack Electric Toothbrush Heads Compatible with Oral-B iO 3/4/5/6/7/8/9/10 Series, Brush Heads for Deeper Plaque Removal", "asin": "B0DSH641JY", "price": "$15.99", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "8 Pack Replacement Heads Compatible with Oral B iO Toothbrush, for Oral B iO 2/3/4/5/6/7/8/9/10 Series Toothbrushes, Black/White", "asin": "B0DHVGTLC2", "price": "$19.98", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "New Updated Version, Toothbrush Replacement Heads Compatible with Braun Oral-B iO 3/4/5/6/7/8/9/10 Series Electric Tooth-Brush (Black, 4 PCS)", "asin": "B0DGKTN1ZZ", "price": "$19.98", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "12 Pack IO Replacement Heads Compatible with Oral B iO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Brush Heads Compatible with Oral B iO(Black+White)", "asin": "B0DPDF96YF", "price": "$26.98", "delivery": "FREE delivery Apr 29 - May 1 for Prime members"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-21T20:59:26.303Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>

<answer>{"timestamp": "2025-04-21T20:59:26.303Z","action": "click_product","acion_argument": "B0CFWLVL41",}</answer>
rule
<answer>{"timestamp": "2025-04-21T20:59:26.303Z","action": "click_product","acion_argument": "B0CFWLVL41",}</answer>
<|im_start|>system
You are a helpful assistant that is capable of understanding and predicting customer shopping behaviors on Amazon. You first think about the reasoning process in the mind and then predict the customer actions and action argument. The reasoning process and the predicted action and action argument are enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think>reasoning process here</think><answer>predicted action and action argument here</answer>.
<|im_end|>
<|im_start|>user
You are given a customer behavior trajectory on Amazon. This trajectory include the customer long-term information (enclosed between <|memory_start|> and <|memory_end|>), previous actions the customer has taken with timestamps (enclosed between <|action_start|> and <|action_end|>), and current observations describing what the customer sees on Amazon (e.g., a search results page, a product detail page) (enclosed between <|observation_start|> and <|observation_end|>). 
Now your task is to predict the immediate next action and action argument (i.e., input_text, product_asin, or click_type) of this shopper by analyzing shopper shopping behaviors. The available action space and action argument space are provided between <|actionspace_start|> and <|actionspace_end|> to help guide your prediction. Please first analyze the customer's behavior patterns within the  <think> </think> section, then provide your prediction within the <answer> </answer> section, ensuring your prediction falls within the specified action and argument spaces. 

<|actionspace_start|>
Available actions are represented in JSON format. There are four primary action types with their corresponding action arguments:
1. input:
Action: Type text into an input field to search for a specific product. 
Action Argument: the input_text is the specific text entered by the customer.
{
"timestamp": "timestamp",
"action": "input",
"action_argument": "input_text",
}

2. click:
Action: Click on a UI interface button or clickable element on the Amazon website.
Action Argument: The clickable_name is one of the UI interface buttons or clickable elements including "review", "search", "product_option", "other", "nav_bar", "quantity", "page_related", "suggested_term", "cart_side_bar", "cart_page_select", and "filter". Select one of these buttons or clickable elements as action argument.
{
"timestamp": "timestamp",
"action": "click",
"action_argument": "clickable_name",
}

3. click_product:
Action: Click on product links or product images.
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the clicked product.
{
"timestamp": "timestamp",
"action": "click_product",
"action_argument": "product_asin",
}

4. purchase:
Action: indicate intent to purchase by clicking on any purchase-related button. This includes clicking "Add to Cart", "Buy Now", "Set Subscription", or "Checkout" buttons for specific products. 
Action Argument: the Amazon Standard Identification Number (i.e., product_asin) of the product being purchased.
{
"timestamp": "timestamp",
"action": "purchase",
"action_argument": "product_asin",
}
<|actionspace_end|>

<|memory_start|>
{"timestamp": "2025-04-17T16:40:17.787Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-17T16:41:42.328Z", "action": "input", "action_argument": "funko "}
{"timestamp": "2025-04-17T16:41:42.695Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T16:41:48.891Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-17T16:41:53.116Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-18T14:31:08.044Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-18T14:32:15.002Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-21T15:15:05.168Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-21T15:15:06.018Z", "action": "click", "action_argument": "other"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-21T20:22:38.556Z", "action": "input", "action_argument": "oral b elect"}
{"timestamp": "2025-04-21T20:22:38.777Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-21T20:23:03.655Z", "action": "click_product", "action_argument": "B0B5HRWH1S"}
{"timestamp": "2025-04-21T20:23:57.327Z", "action": "click_product", "action_argument": "B0B5YPHMW8"}
{"timestamp": "2025-04-21T20:25:51.539Z", "action": "click_product", "action_argument": "B0B5HVM6JX"}
{"timestamp": "2025-04-21T20:26:28.441Z", "action": "click_product", "action_argument": "B0DLLGG2Z8"}
{"timestamp": "2025-04-21T20:26:43.235Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:26:43.481Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:59:15.102Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-21T20:59:20.285Z", "action": "input", "action_argument": "oral b io5"}
{"timestamp": "2025-04-21T20:59:20.901Z", "action": "click", "action_argument": "search"}
<|action_end|>

<|observation_start|>
Your context will be the JSON string containing page metadata of the Amazon page you are looking at. This Amazon page is the context you observed after performing your last action.
"search_term": [{"term": "oral b io5"}],
"promotion_items": [{"title": "Aquasonic Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer Adult1 Count (Pack of 1)", "asin": "B072YVWBXH", "price": "$39.95", "quantity": ""},
{"title": "Philips Sonicare ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34 Adult1 Count (Pack of 1)", "asin": "B084TM4XKG", "price": "$109.96", "quantity": ""},
{"title": "Philips Sonicare 9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12 Adult1 Count (Pack of 1)", "asin": "B08YCVJKXV", "price": "$379.96", "quantity": ""},
{"title": "Philips Sonicare DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11 Adult1 Count (Pack of 1)", "asin": "B0CM44GT41", "price": "$279.96", "quantity": ""},
{"title": "Aquasonic Black Series PRO \u2013 Ultra-Whitening Electric Toothbrush \u2013 5 Modes & Smart Timers \u2013 Premium Travel Case & 6 Proflex Brush Heads \u2013 ADA Accepted Toothbrush Adult1 Count (Pack of 1)", "asin": "B0DH1K553B", "price": "$49.95", "quantity": ""},
{"title": "Aquasonic Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer Adult1 Count (Pack of 1)", "asin": "B072YVWBXH", "price": "$39.95", "quantity": ""},
{"title": "Philips Sonicare 9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12 Adult1 Count (Pack of 1)", "asin": "B08YCVJKXV", "price": "$379.96", "quantity": ""},
{"title": "Philips Sonicare DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11 Adult1 Count (Pack of 1)", "asin": "B0CM44GT41", "price": "$279.96", "quantity": ""},
{"title": "Crest 3DWhite Brilliance Deep Stain Remover Brilliant White Toothpaste - 3.1oz/2pk Bold mint3.1 Ounce (Pack of 2)", "asin": "B0DPNGKZ9P", "price": "$20.99", "quantity": ""},
{"title": "Philips Sonicare ExpertClean 7500 White, Rechargeable Electric Power Toothbrush, HX9690/06 Adult1 Count (Pack of 1)", "asin": "B07TBGP29C", "price": "$199.99", "quantity": ""}],
"search_results": [{"title": "iO Series 5 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, Black", "asin": "B0B5YPHMW8", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Black Series Ultra Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush- 8 Brush Heads & Travel Case \u2013 40,000 VPM Electric Motor & Wireless Charging - 4 Modes w Smart Timer", "asin": "B072YVWBXH", "price": "$39.95", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34", "asin": "B084TM4XKG", "price": "$109.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "9900 Prestige Rechargeable Electric Power Toothbrush with SenseIQ, Midnight, HX9990/12", "asin": "B08YCVJKXV", "price": "$379.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "DiamondClean Smart 9500 Electric Toothbrush, Sonic Toothbrush with App, Pressure Sensor, Brush Head Detection, 5 Brushing Modes and 3 Intensity Levels, Black, Model HX9923/11", "asin": "B0CM44GT41", "price": "$279.96", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, White", "asin": "B0B5YPZS45", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean + Whiten Rechargeable Electric Toothbrush with Visible Pressure Sensor, 2 Minute Timer, 5 Cleaning Settings, 1 iO5 Limited, 3 Toothbrush Heads, Travel Case & Refill Holder, White", "asin": "B0B5HR8HX8", "price": "$149.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Ultimate White Rechargeable Electric Toothbrush with Visible Pressure Sensor, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Heads, and Travel Case, White", "asin": "B0B5YR3R5H", "price": "$99.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean Rechargeable Electric Powered Toothbrush, Black with iO Series 3 Limited, 2 Brush Heads and Travel Case - Pressure Sensor to Protect Gums - 3 Cleaning Settings - 2 Minute Timer", "asin": "B0B5HRWH1S", "price": "$99.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush Starter Kit, Night Black with 2 Brush Heads - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1DQ7BH9", "price": "$54.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Aquarius Water Flosser Professional For Teeth, Gums, Braces, Dental Care, Electric Power With 10 Settings, 7 Tips For Multiple Users And Needs, ADA Accepted, Black WP-662, Packaging May Vary", "asin": "B01LXY19XD", "price": "$79.67", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Vibe Series Ultra-Whitening Toothbrush \u2013 ADA Accepted Electric Toothbrush - 8 Brush Heads & Travel Case \u2013 40,000 VPM Motor & Wireless Charging - 4 Modes w Smart Timer \u2013 Charcoal Metallic", "asin": "B07R8DQHZK", "price": "$39.95", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Black Series PRO \u2013 Ultra-Whitening Electric Toothbrush \u2013 5 Modes & Smart Timers \u2013 Premium Travel Case & 6 Proflex Brush Heads \u2013 ADA Accepted Toothbrush", "asin": "B0DH1K553B", "price": "$49.95", "delivery": " FREE delivery Thu, Apr 24"},
{"title": "ExpertClean 7500 White, Rechargeable Electric Power Toothbrush, HX9690/06", "asin": "B07TBGP29C", "price": "$199.99", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "iO Series 6 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Minute Timer, 5 Cleaning Settings, 1 Replacement Toothbrush Head, and Travel Case, Black", "asin": "B095FTK7ZY", "price": "$149.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 5 Rechargeable Toothbrush Dual Pack", "asin": "B0CFWLVL41", "price": "$169.98", "delivery": "FREE delivery May 5 - 18 for Prime members"},
{"title": "iO Series 4 Electric Toothbrush with (1) Brush Head, Rechargeable, White", "asin": "B0B5HTX7YW", "price": "$69.54", "delivery": "FREE delivery Thu, Apr 24 Only 4 left in stock (more on the way)."},
{"title": "iO Deep Clean + Protect Rechargeable Electric Toothbrush, Black with a iO Series 7 Toothbrush, 2 Replacement Brush Heads, and a Charging Travel Case", "asin": "B0DCCJZC9F", "price": "$219.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Ultrasonic Electric Toothbrush for Adults and Kids, ADA Accepted Travel Electric Toothbrush with Rechargeable 60-Day Battery Life, 8 Toothbrush Heads, 5 Modes, Toothbrush Holder, Shadow Black", "asin": "B0DNMLK6SC", "price": "$19.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "3DWhite Brilliance Deep Stain Remover Brilliant White Toothpaste - 3.1oz/2pk", "asin": "B0DPNGKZ9P", "price": "$20.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Cordless Pulse Rechargeable Portable Water Flosser for Teeth, Gums, Braces Care and Travel with 2 Flossing Tips, Waterproof, ADA Accepted, WF-20 White, Packaging May Vary", "asin": "B0CNTRVZPW", "price": "$49.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Rechargeable Electric Toothbrush for Adults & Teens - Smart Toothbrush with 5 Sonic Cleaning Modes - Includes 2 Brush Heads & Travel Case - Cordless with Industry-Leading 6 Week Charge (Black)", "asin": "B0BCNPTWW3", "price": "$69.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "Genius X Limited Rechargeable Electric Toothbrush with 1 Replacement Brush Head, Travel Case, Midnight Black", "asin": "B084PPRXB5", "price": "$199.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Pro 5000 Smartseries Power Rechargeable Electric Toothbrush with Bluetooth Connectivity, Black Edition", "asin": "B07KQ47SJ4", "price": "$89.94", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "iO3 Electric Toothbrush (1) with (1) Ultimate Clean Brush Head and (1) Charger", "asin": "B0BP5XSH7T", "price": "$69.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 9 Electric Toothbrush with 3 Replacement Brush Heads, Black Onyx", "asin": "B088CK6XJ4", "price": "$219.94", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "Duo - Dual Handle Ultra Whitening 40,000 VPM Wireless Charging Electric ToothBrushes - 3 Modes with Smart Timers - 10 Dupont Brush Heads & 2 Travel Cases Included", "asin": "B07HFG93GK", "price": "$49.95", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "Oral-B Pro-Health Pulsar Battery Toothbrush, Soft, Blue , 2 Count (Pack of 1)", "asin": "B005GLZ9U4", "price": "$10.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "IO Replacement Heads Compatible with Oral B iO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Medium Bristles Brush Heads Compatible with Oral B, Deep Clean and Sensitive Care, 8 Pack Black/White", "asin": "B0DR65F2BZ", "price": "$25.98", "delivery": " Two-DayFREE delivery Wed, Apr 23"},
{"title": "R1 Rotating Electric Toothbrush with 8 Brush Heads for Adults and Kids, 60-Day Battery Life, 5 Modes Rechargeable Power Toothbrush with 2-Minute Smart Timer, Black", "asin": "B0CMQGFJYD", "price": "$24.99", "delivery": " One-DayFREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 10 Rechargeable Electric Toothbrush with Visible Pressure Sensor to Protect Gums, 2 Min Timer, 7 Cleaning Settings, 4 Replacement Toothbrush Heads, and Charging Travel Case, Black", "asin": "B0C2S65831", "price": "$379.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Simple Clean Rechargeable Electric Powered Toothbrush, Pure White with 1 Gentle Care Brush Head and 1 White Travel Case - Automatic Pressure Sensor to Protect Gums - 3 Modes -2 Min Timer", "asin": "B0DLLC8HHP", "price": "$70.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO3 Electric Toothbrush (1) with (1) Ultimate Clean Brush Head and (1) Charger", "asin": "B0BP69FS5K", "price": "$69.95", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Gentle Care Electric Toothbrush Head, Twisted & Angled Bristles for Deeper Plaque Removal, Pack of 4 Toothbrush Heads, Suitable for Mailbox, White", "asin": "B089F523M8", "price": "$35.97", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Deep Clean + Protect Rechargeable Electric Toothbrush, White with a iO Series 7 Toothbrush, 2 Replacement Brush Heads, and a Charging Travel Case", "asin": "B0DCD3F71H", "price": "$219.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 3 Electric Toothbrush with (1) Brush Head, Rechargeable, White", "asin": "B0B5HTKW2K", "price": "$79.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "ProtectiveClean 5300 Rechargeable Electric Toothbrush, with Pressure Sensor, 3 Cleaning Modes, SmarTimer and QuadPacer, with 2 Bonus Brush Heads, Travel Case, Black, Model HX6423/34", "asin": "B084TM4XKG", "price": "$109.96", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush, Night Black with 1 Gentle Care Brush Head - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1D8BRK2", "price": "$59.94", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Duo - Dual Handle Ultra Whitening 40,000 VPM Wireless Charging Electric ToothBrushes - 3 Modes with Smart Timers - 10 Dupont Brush Heads & 2 Travel Cases Included", "asin": "B07HFG93GK", "price": "$49.95", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Ultimate Clean Replacement Brush Heads, 5 Count, 4 Ultimate Clean + 1 Gum & Sensitive White", "asin": "B0DLHGL25T", "price": "$46.30", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "S5 Upgraded Sonic Electric Toothbrush for Adults and Kids Ages 12+ with 8 Brush Heads, IPX7 Travel Toothbrush with Case, 2.5 Hours Charge for 120 Days, 5 Modes with Built-in Smart Timer Black", "asin": "B0D7HW59C3", "price": "$16.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "iO Series 2 Rechargeable Electric Powered Toothbrush, Pure White with 1 Gentle Care Brush Head - Automatic Pressure Sensor to Protect Gums - 3 Modes - 2 Min Timer", "asin": "B0D1D7Y6V2", "price": "$56.66", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Ultimate Clean Electric Toothbrush Head, Twisted & Angled Bristles for Deeper Plaque Removal, Pack of 4, Suitable for Mailbox, Black", "asin": "B089F7N4XF", "price": "$34.80", "delivery": "FREE delivery Fri, Apr 25 Only 11 left in stock - order soon."},
{"title": "7500 Electric Toothbrush with Replacement Brush Heads and Travel Case, Black", "asin": "B076MXM7N9", "price": "$134.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Series 3 Limited Edition Electric Toothbrush with 2 Brush Heads, Ultimate Clean, Gentle Care, Pressure Sensor, Rechargeable, Blue, with Compatible Microfiber Cleaning Cloth", "asin": "B0BR6578S2", "price": "$89.00", "delivery": "FREE delivery Thu, Apr 24 Only 4 left in stock - order soon."},
{"title": "One by Sonicare Rechargeable Toothbrush, Sage, HY1200/28", "asin": "B0C8KSK2D3", "price": "$39.29", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO 5 Brilliant Clean Electric Toothbrush, 2 Pack", "asin": "B0CJZ3VVBY", "delivery": ""},
{"title": "2PCS 3.6V 740mAh Rechargeable Battery with Welding tab for Braun toothbrushes Oral-B i06 i07 i08 and i09", "asin": "B0DHXPH12N", "delivery": ""},
{"title": "iO Series Gentle Care Electric Toothbrush Replacement Brush Heads for an Oral-B Electric Toothbrush, 4 Count, Black", "asin": "B0B69LHG4B", "price": "$47.49", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "iO Series 7s Rechargeable Toothbrush with 2 Handles, 2 Chargers, 3 Brush Heads and 2 Deluxe Travel Cases", "asin": "B08NWHCY12", "price": "$274.95", "delivery": "FREE delivery Apr 28 - May 2 Or fastest delivery Apr 24 - 28 Only 4 left in stock - order soon."},
{"title": "Replacement Toothbrush Heads Compatible with Oral-B iO Electric Toothbrushes, Fit Oral B iO Replacement Heads White, 8 Pack", "asin": "B0CSVZP813", "price": "$20.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "10 Pcs Replacement Toothbrush Heads Compatible with Oral B iO, Brush Heads Compatible with Oral B iO 3/4/5/6/7/8/9/10 Series Electric Toothbrushes (White)", "asin": "B0DCYD4Q2T", "price": "$18.99", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "Cordless Pearl Rechargeable Portable Water Flosser for Teeth, Gums, Braces Care and Travel with 4 Flossing Tips - ADA Accepted, WF-13 White, Packaging May Vary", "asin": "B09C2QZQFQ", "price": "$45.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Toothbrush Replacement Heads Compatible with Oral B iO Series Electric Toothbrush, 12 Pack (White+Black) Soft Bristles Replacement Toothbrush Heads for iO 10/9/8/7/6/5/4/3 Series", "asin": "B0D53WLYFY", "price": "$19.99", "delivery": " Two-Day FREE delivery Wed, Apr 23 Only 18 left in stock - order soon."},
{"title": "R2 Rotating Electric Toothbrush for Adults with 8 Brush Heads, 5 Modes Rechargeable Power Toothbrush with Pressure Sensor, Purple", "asin": "B09WV5T7Q3", "price": "$27.54", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "Toothbrush Covers Caps for iO Brush Heads, iO Toothbrush Heads Covers for Ultimate Clean, Gentle Care & Ultimate White, iO Series Electric Toothbrush Covers for Travel & Home - by DeBizz", "asin": "B0C9MP114S", "price": "$7.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "IO Gentle Care Black (2 pcs)", "asin": "B0B5V8HL6K", "price": "$24.50", "delivery": "FREE delivery May 9 - 20 for Prime members"},
{"title": "2PCS 800mAh 3.7V Battery for Pro 2 3766 IO4 IO5 IO6 IO7 IO8 IO9 IO10 3758 3759 3753 Electric Toothbrush Compatible for Oral-B", "asin": "B0F3DYQTD8", "price": "$29.66", "delivery": "FREE delivery May 12 - Jun 3"},
{"title": "iO Series 7 Electric Toothbrush with 2 Replacement Brush Heads, White Alabaster", "asin": "B088CFK5VQ", "price": "$180.85", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "\u3010Upgraded\u3011 AmuLumon Tooth-Brush Heads Replacement, Compatible with Oral B iO Electric Toothbrush, for Oral B iO 3 4 5 6 7 8 9 10 Series Electric Toothbrushes (Black, 4 Packs)", "asin": "B0DGKKXTPR", "price": "$19.99", "delivery": " One-Day FREE delivery Tomorrow, Apr 22"},
{"title": "Replacement Toothbrush Heads Compatible with Oral B iO, 8Pack Electric Toothbrush Heads Compatible with Oral-B iO 3/4/5/6/7/8/9/10 Series, Brush Heads for Deeper Plaque Removal", "asin": "B0DSH641JY", "price": "$15.99", "delivery": "FREE delivery Thu, Apr 24"},
{"title": "8 Pack Replacement Heads Compatible with Oral B iO Toothbrush, for Oral B iO 2/3/4/5/6/7/8/9/10 Series Toothbrushes, Black/White", "asin": "B0DHVGTLC2", "price": "$19.98", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "New Updated Version, Toothbrush Replacement Heads Compatible with Braun Oral-B iO 3/4/5/6/7/8/9/10 Series Electric Tooth-Brush (Black, 4 PCS)", "asin": "B0DGKTN1ZZ", "price": "$19.98", "delivery": " Two-Day FREE delivery Wed, Apr 23"},
{"title": "12 Pack IO Replacement Heads Compatible with Oral B iO 2/3/4/5/6/7/8/9/10 Series Electric Toothbrush, Brush Heads Compatible with Oral B iO(Black+White)", "asin": "B0DPDF96YF", "price": "$26.98", "delivery": "FREE delivery Apr 29 - May 1 for Prime members"}]
<|observation_end|>

# Output Format
Please provide your final answer in JSON format within <answer></answer> tags using the following schema (Note that the thinking process should be within 250 words and give enough output space for final answer):
"<answer>
{
"timestamp": "2025-04-21T20:59:26.303Z", // the timestamp when this action occurs.
"action": "string", // select one plausible action from: input, click_product, purchase, or click.
"acion_argument": "string", // select appropriate value based on action type: input_text, product_asin, clickable_name.
}
</answer>"

<|im_end|>
<|im_start|>assistant
<think>

train