<|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": "2025-04-15T04:36:58.956Z", "action": "input", "action_argument": "\u6c7d\u8f66\u62ac\u5934\u73b0\u5b9e"}
{"timestamp": "2025-04-15T04:36:59.200Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:03.309Z", "action": "input", "action_argument": "\u6c7d\u8f66\u62ac\u5934\u663e\u793a"}
{"timestamp": "2025-04-15T04:37:03.561Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:22.372Z", "action": "input", "action_argument": "HUD"}
{"timestamp": "2025-04-15T04:37:22.602Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:30.998Z", "action": "click_product", "action_argument": "B0DP4S7FMK"}
{"timestamp": "2025-04-15T04:37:36.463Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:38:02.996Z", "action": "click_product", "action_argument": "B09XM96H87"}
{"timestamp": "2025-04-15T04:38:07.012Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:38:40.489Z", "action": "click_product", "action_argument": "B0957S3F3H"}
{"timestamp": "2025-04-15T04:38:44.662Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:39:03.268Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T04:39:16.976Z", "action": "input", "action_argument": "HUD"}
{"timestamp": "2025-04-15T04:39:25.546Z", "action": "input", "action_argument": "head up display for car"}
{"timestamp": "2025-04-15T04:39:33.251Z", "action": "click_product", "action_argument": "B0CHVT3PSL"}
{"timestamp": "2025-04-15T04:40:46.450Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T04:40:54.638Z", "action": "click_product", "action_argument": "B0CH9G8ZVV"}
{"timestamp": "2025-04-15T04:40:58.656Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:41:18.297Z", "action": "click_product", "action_argument": "B0CS5VB5D7"}
{"timestamp": "2025-04-15T04:41:22.464Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:41:47.980Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-15T04:42:05.404Z", "action": "input", "action_argument": "head up display carplay"}
{"timestamp": "2025-04-15T04:42:07.275Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:14.159Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:15.709Z", "action": "input", "action_argument": "head up display map"}
{"timestamp": "2025-04-15T04:42:15.980Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:25.489Z", "action": "click_product", "action_argument": "B0D9LJXRC4"}
{"timestamp": "2025-04-15T04:42:29.409Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:42:37.711Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:42.590Z", "action": "input", "action_argument": "head up display carplay"}
{"timestamp": "2025-04-15T04:42:42.840Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T17:56:16.689Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-15T17:57:51.948Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:08.510Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:15.359Z", "action": "purchase", "action_argument": "B06XH8VQCJ"}
{"timestamp": "2025-04-15T17:58:21.464Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T17:58:24.286Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:25.962Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:29.174Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:30.964Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:33.295Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:35.526Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:38.811Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:40.215Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:44.548Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:46.552Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:48.699Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:49.413Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:51.678Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:53.947Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:56.978Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:58.550Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:01.362Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:02.843Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:08.328Z", "action": "purchase", "action_argument": "B07C6GZ57N"}
{"timestamp": "2025-04-17T22:49:24.263Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-17T22:49:54.359Z", "action": "click_product", "action_argument": "B08WPL7247"}
{"timestamp": "2025-04-17T22:50:28.371Z", "action": "input", "action_argument": "\u5999\u754c"}
{"timestamp": "2025-04-17T22:50:28.467Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-17T22:50:30.901Z", "action": "click_product", "action_argument": "B07DBY2X24"}
{"timestamp": "2025-04-17T22:50:37.707Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-17T22:50:47.491Z", "action": "input", "action_argument": "\u5999\u754c\u80a9\u9888\u6309\u6469\u4eea"}
{"timestamp": "2025-04-20T00:02:46.682Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:04:14.894Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-20T00:04:19.068Z", "action": "purchase", "action_argument": "B00XKXKG94"}
{"timestamp": "2025-04-20T00:04:32.784Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:04:40.906Z", "action": "click", "action_argument": "cart_page_select"}
{"timestamp": "2025-04-20T00:04:40.942Z", "action": "click", "action_argument": "cart_page_select"}
{"timestamp": "2025-04-20T00:04:42.099Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:05:06.004Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-20T00:05:11.911Z", "action": "purchase", "action_argument": "B00XKXN8RQ, B00XKXKG94"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-20T05:58:54.535Z", "action": "input", "action_argument": "\u9ad8\u9886\u6bdb\u8863"}
{"timestamp": "2025-04-20T05:58:54.945Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T05:59:08.848Z", "action": "click_product", "action_argument": "B0D95FMZ3G"}
{"timestamp": "2025-04-20T05:59:12.097Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-20T06:02:29.206Z", "action": "input", "action_argument": "\u886c\u886b \u4e1d\u7ef8"}
{"timestamp": "2025-04-20T06:02:29.485Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T06:02:33.402Z", "action": "input", "action_argument": "\u886c\u886b \u4e1d\u7ef8"}
{"timestamp": "2025-04-20T06:02:38.878Z", "action": "input", "action_argument": "\u886c\u886b"}
{"timestamp": "2025-04-20T06:02:39.112Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T06:02:44.299Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:44.830Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:48.254Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:52.076Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:03:05.766Z", "action": "input", "action_argument": "shirt"}
<|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": "shirt"}],
"cart_items": [{"title": "Meebook E-Reader M7 | 6.8' Eink Carta Screen | 300PPI Smart Light | Android 11 | Ouad Core Processor | Out Speaker | Support Google Play Store | 3GB+32GB Storage | Micro-SD Slot | Gray", "asin": "B0CDBYFH81", "price": "$199.00", "quantity": "1"},
{"title": "30 Pack Ginger Herbal Foot Soak Spa - 900g Natural Plant Blend with Mugwort & Saffron, Relaxing Aromatherapy Bath for Home Wellness Routine \u827e\u8349\u751f\u59dc\u4e2d\u836f\u6ce1\u811a\u5305900g", "asin": "B0BJVKP7NN", "price": "$29.90", "quantity": "1"},
{"title": "HHKB - Happy Hacking Keyboard Professional Classic (Wired, USB-C, Mac, Windows, White, Printed) with 2 Year Advance Exchange Warranty", "asin": "B083MW6QVX", "price": "$207.99", "quantity": "1"},
{"title": "10 Packs Soft Small Facial Tissue, Disposable Facial Napkin, Wood Pulp Fiber Material NOT COTTON, Facial Towel, White Facial Paper Tissue, 4-Ply, 10 Pack, 280 Sheets per Pack, 2800 Sheet In Total", "asin": "B0BJV57QW7", "price": "$19.97", "quantity": "1"},
{"title": "AQUAFIT Half Gallon Water Bottle with Time Marker - Straw & Chug Lid - BPA Free Big Water Bottle with Straw - Gym Water Bottle with Handle - Motivational Half Gallon Water Jug (64 oz, B Ombre)", "asin": "B0BX3R5GQ1", "price": "$24.99", "quantity": "1"},
{"title": "TIPRE Smart Scale for Body Weight 8-Electrode Digital Weight Scale for Body Fat Bathroom Scale with BMI Full Body Composition Analysis with Bluetooth Health Monitor for Weight Loss, 400lb", "asin": "B0CYBPMHPX", "price": "$66.49", "quantity": "1"},
{"title": "Vaseline Intensive Care Unscented Advanced Repair Body Lotion - Ultra-Hydrating with Lipids for Extremely Dry Skin, 20.3 oz, Pack of 3", "asin": "B01HTJTV40", "price": "$20.94", "quantity": "1"},
{"title": "La Chatelaine Hand Cream Trio Tin, Gifts for Mom, Natural Hand Lotion Gift Set, Made in France with 20% Organic Shea Butter, Nourishing & Moisturizing (Gardenia, Orange Blossom, Oud Rose) 3 x 1 fl. oz", "asin": "B017LJYDO6", "price": "$29.00", "quantity": "1"},
{"title": "Kiehl's Ultra Facial Cream, with 4.5% Squalane to Strengthen Skin's Moisture Barrier, Skin Feels Softer and Smoother, Long-Lasting Hydration, Easy and Fast-Absorbing, All Skin Types - 1.7 fl oz", "asin": "B004JVSGWU", "price": "$39.00", "quantity": "1"},
{"title": "NEST New York Reed Diffuser, Wild Mint & Eucalyptus - 5.9 fl oz - Fragrance for Up to 90 Days - Reusable, Refillable Glass Holder - Includes 8 All-Natural Reed Sticks - Flame Free", "asin": "B08VCF6QZ1", "price": "$62.00", "quantity": "1"},
{"title": "Lay's Potato Chips, Classic, 1 Ounce (Pack of 40)", "asin": "B072M1NC4M", "price": "$21.86", "quantity": "1"},
{"title": "Vaseline Intensive Care Body Lotion Cocoa Radiant 3 count for Dry Skin Lotion Made with Ultra-Hydrating Lipids and Pure Cocoa Butter for a Long-Lasting, Radiant Glow 20.3 Oz", "asin": "B01HTJTV4U", "price": "$20.76", "quantity": "1"},
{"title": "Kiehl's Ultra Facial Cream, with 4.5% Squalane to Strengthen Skin's Moisture Barrier, Skin Feels Softer and Smoother, Long-Lasting Hydration, Easy and Fast-Absorbing, All Skin Types - 4.2 fl oz", "asin": "B00C6SV33M", "price": "$70.00", "quantity": "1"},
{"title": "IZOD Men's Dress Shirt Regular Fit Stretch Solid Spread Collar, White, 15\"-15.5\" Neck 32\"-33\" Sleeve", "asin": "B0746Z6M9C", "price": "$24.99", "quantity": "1"},
{"title": "Paul Fredrick Men's Tailored Fit Cotton Non-Iron Pinpoint Cotton Dress Shirt White 15.5/32 DT1501", "asin": "B07VX92QYW", "price": "$95.00", "quantity": "1"},
{"title": "Air Jungles Lavender Scent Reed Diffuser Set with Sticks, Essential Incense Oil Air Freshener for Bathroom, Office, Gym, and Bedroom Fragrance, 3.4 fl. oz", "asin": "B07VKK1CN9", "price": "$15.95", "quantity": "1"},
{"title": "Listerine Cool Mint Alcohol Free Mouthwash, Oral Rinse to Kill 99.9% of Germs That Cause Bad Breath for Fresh Breath & Clean Mouth, Less Intense Taste, Cool Mint Flavor, 1 L", "asin": "B005IHSPLQ", "price": "$7.59", "quantity": "1"},
{"title": "Ktaxon Mountain Bike 26 Inch Men & Women Mountain Bike 21-Speed Adult Bikes, Double Disc Brake, Suspension Fork,High Carbon Steel Frame (Black/Red)", "asin": "B0B8VT2BLM", "price": "$89.99", "quantity": "1"}],
"search_results": [{"title": "Men\u2019s Long Sleeve Button Down Shirt - Casual Dress Shirts for Men, Quick Dry", "asin": "B0CGVSBX7F", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens T-Shirts - Short Sleeve Crew Neck Plain Novelty T Shirt for Men", "asin": "B0CCT33VN2", "price": "$49.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Commuter Shirt, Performance Dress Shirts for Men, Machine Washable, Wrinkle Resistant, Classic Fit", "asin": "B09QHG2YWH", "price": "$138.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "7 Pack Men's Big and Tall Shirts Summer Cotton Short Sleeve Tee Crew Neck Casual Top Basic Oversize T Shirts", "asin": "B0DSDSKFZK", "price": "$70.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Polo Shirt Short Sleeve Soft Light Weight - 100% Pure Cashmere", "asin": "B09VT3MYM4", "price": "$95.95", "delivery": "FREE delivery Tue, Apr 22 Only 1 left in stock - order soon."},
{"title": "Men's Long Sleeve Sun Protection Shirt UPF 50+ UV Quick Dry Cooling Fishing Shirts for Travel Safari Camping Hiking", "asin": "B08P1KMHZD", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "3-Pack: Men's Classic Style Casual Long Sleeve Button Down Collared Shirt (Available in Big & Tall)", "asin": "B0C62WJ8Y5", "price": "$44.99", "delivery": " Same-Day FREE delivery Today 5 PM - 10 PM"},
{"title": "Men's Commuter Shirt, Performance Dress Shirts for Men, Machine Washable, Wrinkle Resistant, Slim Fit Button Down Shirt", "asin": "B0CPRB7FZ4", "price": "$138.00", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Western Work Shirt Washed Finish", "asin": "B0006SCZMW", "price": "$38.64", "delivery": " Same-Day FREE delivery Today 5 PM - 10 PM"},
{"title": "Men's Navigator Fleece Button Up Shirt", "asin": "B07XG76CSM", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Hawaiian Matching Set Summer Tropical Beach Shirt 2 Piece Outfits Flower Button Down Shirts and Shorts", "asin": "B087BJNB6W", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "6 Pack Men's Big and Tall Shirts Short Sleeve Cotton Tee Summer Crew Neck Oversize Top Loose Fit Shirt Multipack", "asin": "B0DRPBGF4Q", "price": "$62.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "4 Pack Men's Big and Tall Shirts Summer Cotton Short Sleeve Tee Crew Neck Casual Top Basic Oversize T Shirts", "asin": "B0DR926654", "price": "$45.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Atmosphere Tee - Ultra-Soft Everyday Mens Shirts, Lightweight, Moisture-Wicking, Anti-Odor", "asin": "B0CQTVKMH4", "price": "$58.00", "delivery": "FREE delivery Tue, Apr 22 Only 5 left in stock - order soon."},
{"title": "Slim Fit Cotton Pique Shirts for Men Casual Long Sleeve Button Down Moisture Wicking", "asin": "B0DGQ2PL4F", "price": "$79.00", "delivery": "FREE delivery Wed, Apr 23 for Prime members"},
{"title": "Men's Slim Fit Linen-Cotton Pocket Mesh Polo Shirt (Black/Iron (Slim Fit), L)", "asin": "B08SKNCK7G", "price": "$39.97", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Regular Fit Poplin Solid Spread Collar Dress Shirt", "asin": "B00C7P5RPO", "price": "$39.50", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Luxury Brand Printed Silk Like Satin Button Down Dress Shirt for Party Prom Long Sleeve Slim Fit Floral Nightclub Shirt", "asin": "B09VNQRZ52", "price": "$54.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Ruffle Blouse Medieval Renaissance Gothic Steampunk Victorian Regency Aristocrat Shirts Top", "asin": "B0BB2H6SZH", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Button Down", "asin": "B08H4M4P8R", "price": "$74.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Polo Shirts for Men - Comfortable Fit Collared Shirt Men S - 4XL Fitted Short Sleeve Classic Golf Shirts", "asin": "B0BKQXN4P6", "price": "$39.95", "delivery": " Two-Day FREE delivery Mon, Apr 21 Only 5 left in stock - order soon."},
{"title": "Men's Drop-Cut Polo \u2013 Collared Casual Shirt for Men \u2013 Soft Polyester, Cotton, and Spandex Blend \u2013 Wrinkle Resistant", "asin": "B0D75M58Z6", "price": "$55.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Long Sleeve Tee Shirts - Classic Henley & Crew Neck Long Sleeve T Shirt - Regular and Tall Thermal Shirts", "asin": "B0CGVWRY4G", "price": "$39.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "mens Regular Fit Stretch Solid Button Down Collar Dress Shirt, White, 16 -16.5 Neck 34 -35 Sleeve Large US", "asin": "B0746YZD8Y", "price": "$47.53", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Cotton Pique Polo Shirts for Men Long Sleeve Casual Comfort Moisture Wicking Regular Fit", "asin": "B0DGQFV4NF", "price": "$59.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's 35+UPF, Long Sleeve Advantage Polo Shirt", "asin": "B01M9J3X74", "price": "$55.03", "delivery": " Two-Day FREE delivery Mon, Apr 21"}]
<|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": "2025-04-20T06:03:06.040Z", // 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": "2025-04-15T04:36:58.956Z", "action": "input", "action_argument": "\u6c7d\u8f66\u62ac\u5934\u73b0\u5b9e"}
{"timestamp": "2025-04-15T04:36:59.200Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:03.309Z", "action": "input", "action_argument": "\u6c7d\u8f66\u62ac\u5934\u663e\u793a"}
{"timestamp": "2025-04-15T04:37:03.561Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:22.372Z", "action": "input", "action_argument": "HUD"}
{"timestamp": "2025-04-15T04:37:22.602Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:30.998Z", "action": "click_product", "action_argument": "B0DP4S7FMK"}
{"timestamp": "2025-04-15T04:37:36.463Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:38:02.996Z", "action": "click_product", "action_argument": "B09XM96H87"}
{"timestamp": "2025-04-15T04:38:07.012Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:38:40.489Z", "action": "click_product", "action_argument": "B0957S3F3H"}
{"timestamp": "2025-04-15T04:38:44.662Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:39:03.268Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T04:39:16.976Z", "action": "input", "action_argument": "HUD"}
{"timestamp": "2025-04-15T04:39:25.546Z", "action": "input", "action_argument": "head up display for car"}
{"timestamp": "2025-04-15T04:39:33.251Z", "action": "click_product", "action_argument": "B0CHVT3PSL"}
{"timestamp": "2025-04-15T04:40:46.450Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T04:40:54.638Z", "action": "click_product", "action_argument": "B0CH9G8ZVV"}
{"timestamp": "2025-04-15T04:40:58.656Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:41:18.297Z", "action": "click_product", "action_argument": "B0CS5VB5D7"}
{"timestamp": "2025-04-15T04:41:22.464Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:41:47.980Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-15T04:42:05.404Z", "action": "input", "action_argument": "head up display carplay"}
{"timestamp": "2025-04-15T04:42:07.275Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:14.159Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:15.709Z", "action": "input", "action_argument": "head up display map"}
{"timestamp": "2025-04-15T04:42:15.980Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:25.489Z", "action": "click_product", "action_argument": "B0D9LJXRC4"}
{"timestamp": "2025-04-15T04:42:29.409Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:42:37.711Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:42.590Z", "action": "input", "action_argument": "head up display carplay"}
{"timestamp": "2025-04-15T04:42:42.840Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T17:56:16.689Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-15T17:57:51.948Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:08.510Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:15.359Z", "action": "purchase", "action_argument": "B06XH8VQCJ"}
{"timestamp": "2025-04-15T17:58:21.464Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T17:58:24.286Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:25.962Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:29.174Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:30.964Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:33.295Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:35.526Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:38.811Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:40.215Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:44.548Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:46.552Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:48.699Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:49.413Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:51.678Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:53.947Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:56.978Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:58.550Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:01.362Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:02.843Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:08.328Z", "action": "purchase", "action_argument": "B07C6GZ57N"}
{"timestamp": "2025-04-17T22:49:24.263Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-17T22:49:54.359Z", "action": "click_product", "action_argument": "B08WPL7247"}
{"timestamp": "2025-04-17T22:50:28.371Z", "action": "input", "action_argument": "\u5999\u754c"}
{"timestamp": "2025-04-17T22:50:28.467Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-17T22:50:30.901Z", "action": "click_product", "action_argument": "B07DBY2X24"}
{"timestamp": "2025-04-17T22:50:37.707Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-17T22:50:47.491Z", "action": "input", "action_argument": "\u5999\u754c\u80a9\u9888\u6309\u6469\u4eea"}
{"timestamp": "2025-04-20T00:02:46.682Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:04:14.894Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-20T00:04:19.068Z", "action": "purchase", "action_argument": "B00XKXKG94"}
{"timestamp": "2025-04-20T00:04:32.784Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:04:40.906Z", "action": "click", "action_argument": "cart_page_select"}
{"timestamp": "2025-04-20T00:04:40.942Z", "action": "click", "action_argument": "cart_page_select"}
{"timestamp": "2025-04-20T00:04:42.099Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:05:06.004Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-20T00:05:11.911Z", "action": "purchase", "action_argument": "B00XKXN8RQ, B00XKXKG94"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-20T05:58:54.535Z", "action": "input", "action_argument": "\u9ad8\u9886\u6bdb\u8863"}
{"timestamp": "2025-04-20T05:58:54.945Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T05:59:08.848Z", "action": "click_product", "action_argument": "B0D95FMZ3G"}
{"timestamp": "2025-04-20T05:59:12.097Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-20T06:02:29.206Z", "action": "input", "action_argument": "\u886c\u886b \u4e1d\u7ef8"}
{"timestamp": "2025-04-20T06:02:29.485Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T06:02:33.402Z", "action": "input", "action_argument": "\u886c\u886b \u4e1d\u7ef8"}
{"timestamp": "2025-04-20T06:02:38.878Z", "action": "input", "action_argument": "\u886c\u886b"}
{"timestamp": "2025-04-20T06:02:39.112Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T06:02:44.299Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:44.830Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:48.254Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:52.076Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:03:05.766Z", "action": "input", "action_argument": "shirt"}
<|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": "shirt"}],
"cart_items": [{"title": "Meebook E-Reader M7 | 6.8' Eink Carta Screen | 300PPI Smart Light | Android 11 | Ouad Core Processor | Out Speaker | Support Google Play Store | 3GB+32GB Storage | Micro-SD Slot | Gray", "asin": "B0CDBYFH81", "price": "$199.00", "quantity": "1"},
{"title": "30 Pack Ginger Herbal Foot Soak Spa - 900g Natural Plant Blend with Mugwort & Saffron, Relaxing Aromatherapy Bath for Home Wellness Routine \u827e\u8349\u751f\u59dc\u4e2d\u836f\u6ce1\u811a\u5305900g", "asin": "B0BJVKP7NN", "price": "$29.90", "quantity": "1"},
{"title": "HHKB - Happy Hacking Keyboard Professional Classic (Wired, USB-C, Mac, Windows, White, Printed) with 2 Year Advance Exchange Warranty", "asin": "B083MW6QVX", "price": "$207.99", "quantity": "1"},
{"title": "10 Packs Soft Small Facial Tissue, Disposable Facial Napkin, Wood Pulp Fiber Material NOT COTTON, Facial Towel, White Facial Paper Tissue, 4-Ply, 10 Pack, 280 Sheets per Pack, 2800 Sheet In Total", "asin": "B0BJV57QW7", "price": "$19.97", "quantity": "1"},
{"title": "AQUAFIT Half Gallon Water Bottle with Time Marker - Straw & Chug Lid - BPA Free Big Water Bottle with Straw - Gym Water Bottle with Handle - Motivational Half Gallon Water Jug (64 oz, B Ombre)", "asin": "B0BX3R5GQ1", "price": "$24.99", "quantity": "1"},
{"title": "TIPRE Smart Scale for Body Weight 8-Electrode Digital Weight Scale for Body Fat Bathroom Scale with BMI Full Body Composition Analysis with Bluetooth Health Monitor for Weight Loss, 400lb", "asin": "B0CYBPMHPX", "price": "$66.49", "quantity": "1"},
{"title": "Vaseline Intensive Care Unscented Advanced Repair Body Lotion - Ultra-Hydrating with Lipids for Extremely Dry Skin, 20.3 oz, Pack of 3", "asin": "B01HTJTV40", "price": "$20.94", "quantity": "1"},
{"title": "La Chatelaine Hand Cream Trio Tin, Gifts for Mom, Natural Hand Lotion Gift Set, Made in France with 20% Organic Shea Butter, Nourishing & Moisturizing (Gardenia, Orange Blossom, Oud Rose) 3 x 1 fl. oz", "asin": "B017LJYDO6", "price": "$29.00", "quantity": "1"},
{"title": "Kiehl's Ultra Facial Cream, with 4.5% Squalane to Strengthen Skin's Moisture Barrier, Skin Feels Softer and Smoother, Long-Lasting Hydration, Easy and Fast-Absorbing, All Skin Types - 1.7 fl oz", "asin": "B004JVSGWU", "price": "$39.00", "quantity": "1"},
{"title": "NEST New York Reed Diffuser, Wild Mint & Eucalyptus - 5.9 fl oz - Fragrance for Up to 90 Days - Reusable, Refillable Glass Holder - Includes 8 All-Natural Reed Sticks - Flame Free", "asin": "B08VCF6QZ1", "price": "$62.00", "quantity": "1"},
{"title": "Lay's Potato Chips, Classic, 1 Ounce (Pack of 40)", "asin": "B072M1NC4M", "price": "$21.86", "quantity": "1"},
{"title": "Vaseline Intensive Care Body Lotion Cocoa Radiant 3 count for Dry Skin Lotion Made with Ultra-Hydrating Lipids and Pure Cocoa Butter for a Long-Lasting, Radiant Glow 20.3 Oz", "asin": "B01HTJTV4U", "price": "$20.76", "quantity": "1"},
{"title": "Kiehl's Ultra Facial Cream, with 4.5% Squalane to Strengthen Skin's Moisture Barrier, Skin Feels Softer and Smoother, Long-Lasting Hydration, Easy and Fast-Absorbing, All Skin Types - 4.2 fl oz", "asin": "B00C6SV33M", "price": "$70.00", "quantity": "1"},
{"title": "IZOD Men's Dress Shirt Regular Fit Stretch Solid Spread Collar, White, 15\"-15.5\" Neck 32\"-33\" Sleeve", "asin": "B0746Z6M9C", "price": "$24.99", "quantity": "1"},
{"title": "Paul Fredrick Men's Tailored Fit Cotton Non-Iron Pinpoint Cotton Dress Shirt White 15.5/32 DT1501", "asin": "B07VX92QYW", "price": "$95.00", "quantity": "1"},
{"title": "Air Jungles Lavender Scent Reed Diffuser Set with Sticks, Essential Incense Oil Air Freshener for Bathroom, Office, Gym, and Bedroom Fragrance, 3.4 fl. oz", "asin": "B07VKK1CN9", "price": "$15.95", "quantity": "1"},
{"title": "Listerine Cool Mint Alcohol Free Mouthwash, Oral Rinse to Kill 99.9% of Germs That Cause Bad Breath for Fresh Breath & Clean Mouth, Less Intense Taste, Cool Mint Flavor, 1 L", "asin": "B005IHSPLQ", "price": "$7.59", "quantity": "1"},
{"title": "Ktaxon Mountain Bike 26 Inch Men & Women Mountain Bike 21-Speed Adult Bikes, Double Disc Brake, Suspension Fork,High Carbon Steel Frame (Black/Red)", "asin": "B0B8VT2BLM", "price": "$89.99", "quantity": "1"}],
"search_results": [{"title": "Men\u2019s Long Sleeve Button Down Shirt - Casual Dress Shirts for Men, Quick Dry", "asin": "B0CGVSBX7F", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens T-Shirts - Short Sleeve Crew Neck Plain Novelty T Shirt for Men", "asin": "B0CCT33VN2", "price": "$49.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Commuter Shirt, Performance Dress Shirts for Men, Machine Washable, Wrinkle Resistant, Classic Fit", "asin": "B09QHG2YWH", "price": "$138.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "7 Pack Men's Big and Tall Shirts Summer Cotton Short Sleeve Tee Crew Neck Casual Top Basic Oversize T Shirts", "asin": "B0DSDSKFZK", "price": "$70.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Polo Shirt Short Sleeve Soft Light Weight - 100% Pure Cashmere", "asin": "B09VT3MYM4", "price": "$95.95", "delivery": "FREE delivery Tue, Apr 22 Only 1 left in stock - order soon."},
{"title": "Men's Long Sleeve Sun Protection Shirt UPF 50+ UV Quick Dry Cooling Fishing Shirts for Travel Safari Camping Hiking", "asin": "B08P1KMHZD", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "3-Pack: Men's Classic Style Casual Long Sleeve Button Down Collared Shirt (Available in Big & Tall)", "asin": "B0C62WJ8Y5", "price": "$44.99", "delivery": " Same-Day FREE delivery Today 5 PM - 10 PM"},
{"title": "Men's Commuter Shirt, Performance Dress Shirts for Men, Machine Washable, Wrinkle Resistant, Slim Fit Button Down Shirt", "asin": "B0CPRB7FZ4", "price": "$138.00", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Western Work Shirt Washed Finish", "asin": "B0006SCZMW", "price": "$38.64", "delivery": " Same-Day FREE delivery Today 5 PM - 10 PM"},
{"title": "Men's Navigator Fleece Button Up Shirt", "asin": "B07XG76CSM", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Hawaiian Matching Set Summer Tropical Beach Shirt 2 Piece Outfits Flower Button Down Shirts and Shorts", "asin": "B087BJNB6W", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "6 Pack Men's Big and Tall Shirts Short Sleeve Cotton Tee Summer Crew Neck Oversize Top Loose Fit Shirt Multipack", "asin": "B0DRPBGF4Q", "price": "$62.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "4 Pack Men's Big and Tall Shirts Summer Cotton Short Sleeve Tee Crew Neck Casual Top Basic Oversize T Shirts", "asin": "B0DR926654", "price": "$45.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Atmosphere Tee - Ultra-Soft Everyday Mens Shirts, Lightweight, Moisture-Wicking, Anti-Odor", "asin": "B0CQTVKMH4", "price": "$58.00", "delivery": "FREE delivery Tue, Apr 22 Only 5 left in stock - order soon."},
{"title": "Slim Fit Cotton Pique Shirts for Men Casual Long Sleeve Button Down Moisture Wicking", "asin": "B0DGQ2PL4F", "price": "$79.00", "delivery": "FREE delivery Wed, Apr 23 for Prime members"},
{"title": "Men's Slim Fit Linen-Cotton Pocket Mesh Polo Shirt (Black/Iron (Slim Fit), L)", "asin": "B08SKNCK7G", "price": "$39.97", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Regular Fit Poplin Solid Spread Collar Dress Shirt", "asin": "B00C7P5RPO", "price": "$39.50", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Luxury Brand Printed Silk Like Satin Button Down Dress Shirt for Party Prom Long Sleeve Slim Fit Floral Nightclub Shirt", "asin": "B09VNQRZ52", "price": "$54.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Ruffle Blouse Medieval Renaissance Gothic Steampunk Victorian Regency Aristocrat Shirts Top", "asin": "B0BB2H6SZH", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Button Down", "asin": "B08H4M4P8R", "price": "$74.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Polo Shirts for Men - Comfortable Fit Collared Shirt Men S - 4XL Fitted Short Sleeve Classic Golf Shirts", "asin": "B0BKQXN4P6", "price": "$39.95", "delivery": " Two-Day FREE delivery Mon, Apr 21 Only 5 left in stock - order soon."},
{"title": "Men's Drop-Cut Polo \u2013 Collared Casual Shirt for Men \u2013 Soft Polyester, Cotton, and Spandex Blend \u2013 Wrinkle Resistant", "asin": "B0D75M58Z6", "price": "$55.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Long Sleeve Tee Shirts - Classic Henley & Crew Neck Long Sleeve T Shirt - Regular and Tall Thermal Shirts", "asin": "B0CGVWRY4G", "price": "$39.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "mens Regular Fit Stretch Solid Button Down Collar Dress Shirt, White, 16 -16.5 Neck 34 -35 Sleeve Large US", "asin": "B0746YZD8Y", "price": "$47.53", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Cotton Pique Polo Shirts for Men Long Sleeve Casual Comfort Moisture Wicking Regular Fit", "asin": "B0DGQFV4NF", "price": "$59.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's 35+UPF, Long Sleeve Advantage Polo Shirt", "asin": "B01M9J3X74", "price": "$55.03", "delivery": " Two-Day FREE delivery Mon, Apr 21"}]
<|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": "2025-04-20T06:03:06.040Z", // 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": "2025-04-20T06:03:06.040Z","action": "click","acion_argument": "search",}</answer>
rule
<answer>{"timestamp": "2025-04-20T06:03:06.040Z","action": "click","acion_argument": "search",}</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": "2025-04-15T04:36:58.956Z", "action": "input", "action_argument": "\u6c7d\u8f66\u62ac\u5934\u73b0\u5b9e"}
{"timestamp": "2025-04-15T04:36:59.200Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:03.309Z", "action": "input", "action_argument": "\u6c7d\u8f66\u62ac\u5934\u663e\u793a"}
{"timestamp": "2025-04-15T04:37:03.561Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:22.372Z", "action": "input", "action_argument": "HUD"}
{"timestamp": "2025-04-15T04:37:22.602Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:37:30.998Z", "action": "click_product", "action_argument": "B0DP4S7FMK"}
{"timestamp": "2025-04-15T04:37:36.463Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:38:02.996Z", "action": "click_product", "action_argument": "B09XM96H87"}
{"timestamp": "2025-04-15T04:38:07.012Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:38:40.489Z", "action": "click_product", "action_argument": "B0957S3F3H"}
{"timestamp": "2025-04-15T04:38:44.662Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:39:03.268Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T04:39:16.976Z", "action": "input", "action_argument": "HUD"}
{"timestamp": "2025-04-15T04:39:25.546Z", "action": "input", "action_argument": "head up display for car"}
{"timestamp": "2025-04-15T04:39:33.251Z", "action": "click_product", "action_argument": "B0CHVT3PSL"}
{"timestamp": "2025-04-15T04:40:46.450Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T04:40:54.638Z", "action": "click_product", "action_argument": "B0CH9G8ZVV"}
{"timestamp": "2025-04-15T04:40:58.656Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:41:18.297Z", "action": "click_product", "action_argument": "B0CS5VB5D7"}
{"timestamp": "2025-04-15T04:41:22.464Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:41:47.980Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-15T04:42:05.404Z", "action": "input", "action_argument": "head up display carplay"}
{"timestamp": "2025-04-15T04:42:07.275Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:14.159Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:15.709Z", "action": "input", "action_argument": "head up display map"}
{"timestamp": "2025-04-15T04:42:15.980Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:25.489Z", "action": "click_product", "action_argument": "B0D9LJXRC4"}
{"timestamp": "2025-04-15T04:42:29.409Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-15T04:42:37.711Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T04:42:42.590Z", "action": "input", "action_argument": "head up display carplay"}
{"timestamp": "2025-04-15T04:42:42.840Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-15T17:56:16.689Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-15T17:57:51.948Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:08.510Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:15.359Z", "action": "purchase", "action_argument": "B06XH8VQCJ"}
{"timestamp": "2025-04-15T17:58:21.464Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-15T17:58:24.286Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:25.962Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:29.174Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:30.964Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:33.295Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:35.526Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:38.811Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:40.215Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:44.548Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:46.552Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:48.699Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:49.413Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:51.678Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:53.947Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:56.978Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:58:58.550Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:01.362Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:02.843Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T17:59:08.328Z", "action": "purchase", "action_argument": "B07C6GZ57N"}
{"timestamp": "2025-04-17T22:49:24.263Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-17T22:49:54.359Z", "action": "click_product", "action_argument": "B08WPL7247"}
{"timestamp": "2025-04-17T22:50:28.371Z", "action": "input", "action_argument": "\u5999\u754c"}
{"timestamp": "2025-04-17T22:50:28.467Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-17T22:50:30.901Z", "action": "click_product", "action_argument": "B07DBY2X24"}
{"timestamp": "2025-04-17T22:50:37.707Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-17T22:50:47.491Z", "action": "input", "action_argument": "\u5999\u754c\u80a9\u9888\u6309\u6469\u4eea"}
{"timestamp": "2025-04-20T00:02:46.682Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:04:14.894Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-20T00:04:19.068Z", "action": "purchase", "action_argument": "B00XKXKG94"}
{"timestamp": "2025-04-20T00:04:32.784Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:04:40.906Z", "action": "click", "action_argument": "cart_page_select"}
{"timestamp": "2025-04-20T00:04:40.942Z", "action": "click", "action_argument": "cart_page_select"}
{"timestamp": "2025-04-20T00:04:42.099Z", "action": "click", "action_argument": "nav_bar"}
{"timestamp": "2025-04-20T00:05:06.004Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-20T00:05:11.911Z", "action": "purchase", "action_argument": "B00XKXN8RQ, B00XKXKG94"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-20T05:58:54.535Z", "action": "input", "action_argument": "\u9ad8\u9886\u6bdb\u8863"}
{"timestamp": "2025-04-20T05:58:54.945Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T05:59:08.848Z", "action": "click_product", "action_argument": "B0D95FMZ3G"}
{"timestamp": "2025-04-20T05:59:12.097Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-20T06:02:29.206Z", "action": "input", "action_argument": "\u886c\u886b \u4e1d\u7ef8"}
{"timestamp": "2025-04-20T06:02:29.485Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T06:02:33.402Z", "action": "input", "action_argument": "\u886c\u886b \u4e1d\u7ef8"}
{"timestamp": "2025-04-20T06:02:38.878Z", "action": "input", "action_argument": "\u886c\u886b"}
{"timestamp": "2025-04-20T06:02:39.112Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-20T06:02:44.299Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:44.830Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:48.254Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:02:52.076Z", "action": "click", "action_argument": "filter"}
{"timestamp": "2025-04-20T06:03:05.766Z", "action": "input", "action_argument": "shirt"}
<|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": "shirt"}],
"cart_items": [{"title": "Meebook E-Reader M7 | 6.8' Eink Carta Screen | 300PPI Smart Light | Android 11 | Ouad Core Processor | Out Speaker | Support Google Play Store | 3GB+32GB Storage | Micro-SD Slot | Gray", "asin": "B0CDBYFH81", "price": "$199.00", "quantity": "1"},
{"title": "30 Pack Ginger Herbal Foot Soak Spa - 900g Natural Plant Blend with Mugwort & Saffron, Relaxing Aromatherapy Bath for Home Wellness Routine \u827e\u8349\u751f\u59dc\u4e2d\u836f\u6ce1\u811a\u5305900g", "asin": "B0BJVKP7NN", "price": "$29.90", "quantity": "1"},
{"title": "HHKB - Happy Hacking Keyboard Professional Classic (Wired, USB-C, Mac, Windows, White, Printed) with 2 Year Advance Exchange Warranty", "asin": "B083MW6QVX", "price": "$207.99", "quantity": "1"},
{"title": "10 Packs Soft Small Facial Tissue, Disposable Facial Napkin, Wood Pulp Fiber Material NOT COTTON, Facial Towel, White Facial Paper Tissue, 4-Ply, 10 Pack, 280 Sheets per Pack, 2800 Sheet In Total", "asin": "B0BJV57QW7", "price": "$19.97", "quantity": "1"},
{"title": "AQUAFIT Half Gallon Water Bottle with Time Marker - Straw & Chug Lid - BPA Free Big Water Bottle with Straw - Gym Water Bottle with Handle - Motivational Half Gallon Water Jug (64 oz, B Ombre)", "asin": "B0BX3R5GQ1", "price": "$24.99", "quantity": "1"},
{"title": "TIPRE Smart Scale for Body Weight 8-Electrode Digital Weight Scale for Body Fat Bathroom Scale with BMI Full Body Composition Analysis with Bluetooth Health Monitor for Weight Loss, 400lb", "asin": "B0CYBPMHPX", "price": "$66.49", "quantity": "1"},
{"title": "Vaseline Intensive Care Unscented Advanced Repair Body Lotion - Ultra-Hydrating with Lipids for Extremely Dry Skin, 20.3 oz, Pack of 3", "asin": "B01HTJTV40", "price": "$20.94", "quantity": "1"},
{"title": "La Chatelaine Hand Cream Trio Tin, Gifts for Mom, Natural Hand Lotion Gift Set, Made in France with 20% Organic Shea Butter, Nourishing & Moisturizing (Gardenia, Orange Blossom, Oud Rose) 3 x 1 fl. oz", "asin": "B017LJYDO6", "price": "$29.00", "quantity": "1"},
{"title": "Kiehl's Ultra Facial Cream, with 4.5% Squalane to Strengthen Skin's Moisture Barrier, Skin Feels Softer and Smoother, Long-Lasting Hydration, Easy and Fast-Absorbing, All Skin Types - 1.7 fl oz", "asin": "B004JVSGWU", "price": "$39.00", "quantity": "1"},
{"title": "NEST New York Reed Diffuser, Wild Mint & Eucalyptus - 5.9 fl oz - Fragrance for Up to 90 Days - Reusable, Refillable Glass Holder - Includes 8 All-Natural Reed Sticks - Flame Free", "asin": "B08VCF6QZ1", "price": "$62.00", "quantity": "1"},
{"title": "Lay's Potato Chips, Classic, 1 Ounce (Pack of 40)", "asin": "B072M1NC4M", "price": "$21.86", "quantity": "1"},
{"title": "Vaseline Intensive Care Body Lotion Cocoa Radiant 3 count for Dry Skin Lotion Made with Ultra-Hydrating Lipids and Pure Cocoa Butter for a Long-Lasting, Radiant Glow 20.3 Oz", "asin": "B01HTJTV4U", "price": "$20.76", "quantity": "1"},
{"title": "Kiehl's Ultra Facial Cream, with 4.5% Squalane to Strengthen Skin's Moisture Barrier, Skin Feels Softer and Smoother, Long-Lasting Hydration, Easy and Fast-Absorbing, All Skin Types - 4.2 fl oz", "asin": "B00C6SV33M", "price": "$70.00", "quantity": "1"},
{"title": "IZOD Men's Dress Shirt Regular Fit Stretch Solid Spread Collar, White, 15\"-15.5\" Neck 32\"-33\" Sleeve", "asin": "B0746Z6M9C", "price": "$24.99", "quantity": "1"},
{"title": "Paul Fredrick Men's Tailored Fit Cotton Non-Iron Pinpoint Cotton Dress Shirt White 15.5/32 DT1501", "asin": "B07VX92QYW", "price": "$95.00", "quantity": "1"},
{"title": "Air Jungles Lavender Scent Reed Diffuser Set with Sticks, Essential Incense Oil Air Freshener for Bathroom, Office, Gym, and Bedroom Fragrance, 3.4 fl. oz", "asin": "B07VKK1CN9", "price": "$15.95", "quantity": "1"},
{"title": "Listerine Cool Mint Alcohol Free Mouthwash, Oral Rinse to Kill 99.9% of Germs That Cause Bad Breath for Fresh Breath & Clean Mouth, Less Intense Taste, Cool Mint Flavor, 1 L", "asin": "B005IHSPLQ", "price": "$7.59", "quantity": "1"},
{"title": "Ktaxon Mountain Bike 26 Inch Men & Women Mountain Bike 21-Speed Adult Bikes, Double Disc Brake, Suspension Fork,High Carbon Steel Frame (Black/Red)", "asin": "B0B8VT2BLM", "price": "$89.99", "quantity": "1"}],
"search_results": [{"title": "Men\u2019s Long Sleeve Button Down Shirt - Casual Dress Shirts for Men, Quick Dry", "asin": "B0CGVSBX7F", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens T-Shirts - Short Sleeve Crew Neck Plain Novelty T Shirt for Men", "asin": "B0CCT33VN2", "price": "$49.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Commuter Shirt, Performance Dress Shirts for Men, Machine Washable, Wrinkle Resistant, Classic Fit", "asin": "B09QHG2YWH", "price": "$138.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "7 Pack Men's Big and Tall Shirts Summer Cotton Short Sleeve Tee Crew Neck Casual Top Basic Oversize T Shirts", "asin": "B0DSDSKFZK", "price": "$70.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Polo Shirt Short Sleeve Soft Light Weight - 100% Pure Cashmere", "asin": "B09VT3MYM4", "price": "$95.95", "delivery": "FREE delivery Tue, Apr 22 Only 1 left in stock - order soon."},
{"title": "Men's Long Sleeve Sun Protection Shirt UPF 50+ UV Quick Dry Cooling Fishing Shirts for Travel Safari Camping Hiking", "asin": "B08P1KMHZD", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "3-Pack: Men's Classic Style Casual Long Sleeve Button Down Collared Shirt (Available in Big & Tall)", "asin": "B0C62WJ8Y5", "price": "$44.99", "delivery": " Same-Day FREE delivery Today 5 PM - 10 PM"},
{"title": "Men's Commuter Shirt, Performance Dress Shirts for Men, Machine Washable, Wrinkle Resistant, Slim Fit Button Down Shirt", "asin": "B0CPRB7FZ4", "price": "$138.00", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Western Work Shirt Washed Finish", "asin": "B0006SCZMW", "price": "$38.64", "delivery": " Same-Day FREE delivery Today 5 PM - 10 PM"},
{"title": "Men's Navigator Fleece Button Up Shirt", "asin": "B07XG76CSM", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Hawaiian Matching Set Summer Tropical Beach Shirt 2 Piece Outfits Flower Button Down Shirts and Shorts", "asin": "B087BJNB6W", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "6 Pack Men's Big and Tall Shirts Short Sleeve Cotton Tee Summer Crew Neck Oversize Top Loose Fit Shirt Multipack", "asin": "B0DRPBGF4Q", "price": "$62.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "4 Pack Men's Big and Tall Shirts Summer Cotton Short Sleeve Tee Crew Neck Casual Top Basic Oversize T Shirts", "asin": "B0DR926654", "price": "$45.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Atmosphere Tee - Ultra-Soft Everyday Mens Shirts, Lightweight, Moisture-Wicking, Anti-Odor", "asin": "B0CQTVKMH4", "price": "$58.00", "delivery": "FREE delivery Tue, Apr 22 Only 5 left in stock - order soon."},
{"title": "Slim Fit Cotton Pique Shirts for Men Casual Long Sleeve Button Down Moisture Wicking", "asin": "B0DGQ2PL4F", "price": "$79.00", "delivery": "FREE delivery Wed, Apr 23 for Prime members"},
{"title": "Men's Slim Fit Linen-Cotton Pocket Mesh Polo Shirt (Black/Iron (Slim Fit), L)", "asin": "B08SKNCK7G", "price": "$39.97", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Men's Regular Fit Poplin Solid Spread Collar Dress Shirt", "asin": "B00C7P5RPO", "price": "$39.50", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Luxury Brand Printed Silk Like Satin Button Down Dress Shirt for Party Prom Long Sleeve Slim Fit Floral Nightclub Shirt", "asin": "B09VNQRZ52", "price": "$54.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Ruffle Blouse Medieval Renaissance Gothic Steampunk Victorian Regency Aristocrat Shirts Top", "asin": "B0BB2H6SZH", "price": "$39.99", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's Button Down", "asin": "B08H4M4P8R", "price": "$74.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Polo Shirts for Men - Comfortable Fit Collared Shirt Men S - 4XL Fitted Short Sleeve Classic Golf Shirts", "asin": "B0BKQXN4P6", "price": "$39.95", "delivery": " Two-Day FREE delivery Mon, Apr 21 Only 5 left in stock - order soon."},
{"title": "Men's Drop-Cut Polo \u2013 Collared Casual Shirt for Men \u2013 Soft Polyester, Cotton, and Spandex Blend \u2013 Wrinkle Resistant", "asin": "B0D75M58Z6", "price": "$55.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Mens Long Sleeve Tee Shirts - Classic Henley & Crew Neck Long Sleeve T Shirt - Regular and Tall Thermal Shirts", "asin": "B0CGVWRY4G", "price": "$39.99", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "mens Regular Fit Stretch Solid Button Down Collar Dress Shirt, White, 16 -16.5 Neck 34 -35 Sleeve Large US", "asin": "B0746YZD8Y", "price": "$47.53", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Cotton Pique Polo Shirts for Men Long Sleeve Casual Comfort Moisture Wicking Regular Fit", "asin": "B0DGQFV4NF", "price": "$59.00", "delivery": " Two-Day FREE delivery Mon, Apr 21"},
{"title": "Men's 35+UPF, Long Sleeve Advantage Polo Shirt", "asin": "B01M9J3X74", "price": "$55.03", "delivery": " Two-Day FREE delivery Mon, Apr 21"}]
<|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": "2025-04-20T06:03:06.040Z", // 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