<|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": "2025-04-15T18:39:22.602Z", "action": "click_product", "action_argument": "B07HY3WF49"}
{"timestamp": "2025-04-15T18:39:42.262Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T18:58:06.027Z", "action": "click_product", "action_argument": "B07HY3WF49"}
{"timestamp": "2025-04-16T20:48:37.346Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:48:41.739Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:48:47.171Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:16.778Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:20.714Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:28.308Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:50:42.104Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T20:51:33.935Z", "action": "purchase", "action_argument": "B0DH7PNPPM, B0D418HHPL, B0DBZ3JYRF, B0CMQZ2HFJ"}
{"timestamp": "2025-04-16T20:56:05.808Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:10.219Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:13.873Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:15.557Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:16.548Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:18.223Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:21.037Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:25.928Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:27.010Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:28.759Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:31.751Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:33.127Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:44.332Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T20:56:48.148Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T20:56:55.805Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T20:56:56.944Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T20:57:42.257Z", "action": "click_product", "action_argument": "B0D2K6B1SW"}
{"timestamp": "2025-04-16T20:58:56.674Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T20:59:52.279Z", "action": "input", "action_argument": "Bike bott"}
{"timestamp": "2025-04-16T20:59:52.318Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-16T21:00:54.606Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:01:27.928Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:01:33.076Z", "action": "click_product", "action_argument": "B0DHXFZL3J"}
{"timestamp": "2025-04-16T21:02:04.677Z", "action": "click_product", "action_argument": "B01K2BOUN4"}
{"timestamp": "2025-04-16T21:02:08.766Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:02:09.649Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:02:20.636Z", "action": "click_product", "action_argument": "B0DHXFZL3J"}
{"timestamp": "2025-04-16T21:02:49.679Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:51.298Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:53.407Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:54.542Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:56.638Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:57.664Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:00.434Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:03.032Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:04.996Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:06.115Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:06.963Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:09.280Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:10.387Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:11.528Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:12.264Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:12.938Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:13.915Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:14.659Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:15.372Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:16.181Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:19.035Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:25.713Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:26.616Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:35.541Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:03:49.782Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:03:54.875Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:04:00.004Z", "action": "purchase", "action_argument": "B0DSVNNCVD"}
{"timestamp": "2025-04-16T21:04:46.556Z", "action": "click_product", "action_argument": "B09654V9YX"}
{"timestamp": "2025-04-16T21:05:23.313Z", "action": "click_product", "action_argument": "B07D6MY66N"}
{"timestamp": "2025-04-16T21:05:50.364Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:06:41.217Z", "action": "click_product", "action_argument": "B0C2VB8HWF"}
{"timestamp": "2025-04-16T21:06:49.027Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T21:06:54.108Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T21:07:22.247Z", "action": "click_product", "action_argument": "B08NVF8VWK"}
{"timestamp": "2025-04-16T21:07:43.923Z", "action": "click_product", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:07:57.466Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:10.250Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:14.450Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:17.717Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:21.417Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:26.228Z", "action": "purchase", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:08:46.548Z", "action": "click_product", "action_argument": ""}
{"timestamp": "2025-04-16T21:24:34.759Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:24:40.860Z", "action": "click_product", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:24:43.642Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:46.214Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:48.117Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:57.342Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:59.250Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:25:16.703Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:25:28.561Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-16T21:25:30.978Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:25:43.677Z", "action": "click_product", "action_argument": "B0D418HHPL"}
{"timestamp": "2025-04-16T21:26:03.376Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:26:19.610Z", "action": "click_product", "action_argument": "B09DLF695Y"}
{"timestamp": "2025-04-16T21:26:24.294Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:26:44.944Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:47.000Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:47.918Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:48.499Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:49.687Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:50.603Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:51.583Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:52.852Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:53.509Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:54.796Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:55.530Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:56.136Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:56.834Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:57.728Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:58.653Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:59.458Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:27:04.333Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:27:05.745Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:27:17.180Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T21:27:21.089Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:25.313Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:31.480Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:34.885Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:28:04.909Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:28:16.789Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:28:56.340Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:28:58.072Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:29:06.282Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T21:29:12.964Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:30:07.424Z", "action": "purchase", "action_argument": "B0BT9K54D6, B0DH7PNPPM, B0D418HHPL"}
{"timestamp": "2025-04-16T23:17:14.698Z", "action": "input", "action_argument": "prime cat food"}
{"timestamp": "2025-04-16T23:17:22.808Z", "action": "click_product", "action_argument": "B0BXZXX43Q"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-17T23:06:47.147Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T23:06:48.996Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T23:06:50.854Z", "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": "SRAM Apex axs"}],
"cart_items": [{"title": "ROCKBROS Smart Bike Tail Light for Night Riding Brake Sensing Bicycle Rear Lights USB Rechargeable IPX6 Waterproof Bright LED Bike Light 260mah Cycling Safety Road BikeTaillight Accessories 4 Modes", "asin": "B0BCK29WBT", "price": "$15.99", "quantity": "2"}],
"search_results": [{"title": "Crank Apex 1 Gx W 42t X-sync Chainring (Gxpcups Not Included) Crankset", "asin": "B01MRKFWJI", "price": "$113.21", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex", "asin": "B01CFSEDA2", "price": "$247.28", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Rival 1 42T X-SYNC Crankset Without Bottom Bracket", "asin": "B00V8RWA8O", "price": "$129.95", "delivery": "FREE delivery Sun, Apr 20 Only 2 left in stock - order soon."},
{"title": "Apex 1 Crankset (165 mm, Black)", "asin": "B01MY8Y0S4", "price": "$109.00", "delivery": "FREE delivery Mon, Apr 28"},
{"title": "Apex Dub Crankset", "asin": "B0C8P5RKT5", "price": "$117.84", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex 1x11 Long Cage Rear Derailleur", "asin": "B01CFSNERA", "price": "$76.97", "delivery": "FREE delivery May 8 - 9 Or fastest delivery May 6 - 7"},
{"title": "Apex 1 DoubleTap Right 11-Speed Lever for Cable Actuated Brakes", "asin": "B0746T1ZJ3", "price": "$118.13", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex", "asin": "B01CFSF67G", "price": "$36.94", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "Crank Apex 1 Gx W 42t X-sync Chainring (Gxpcups Not Included) Crankset", "asin": "B01MXH7X0D", "price": "$113.21", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex 1 Brake Lever Single Left", "asin": "B073539NX1", "price": "$59.97", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex Xplr Axs 12-Speed Rear Derailleur", "asin": "B0C8LM794S", "price": "$224.28", "delivery": "FREE delivery Apr 22 - 24"},
{"title": "Force/Rival/Apex 10 Speed Rear Derailleur Pulley Set", "asin": "B001CJX6D6", "price": "$23.20", "delivery": " Two-Day FREE delivery Sat, Apr 19"},
{"title": "Apex 1 Hydraulic Road Replacement Front Brake Lever", "asin": "B0833FWD5Y", "price": "$130.54", "delivery": "FREE delivery Fri, Apr 25 Only 6 left in stock - order soon."},
{"title": "Rival 22 DoubleTap Right Lever for Cable Actuated Brakes", "asin": "B00L6SBUW2", "price": "$127.61", "delivery": "FREE delivery Sun, Apr 20 Only 3 left in stock - order soon."},
{"title": "Chain Ring Road 107BCD X-SYNC Blast Black", "asin": "B07PFLLW37", "price": "$95.00", "delivery": "FREE delivery Apr 25 - 29 for Prime members Only 2 left in stock - order soon."},
{"title": "Apex Eagle 12-Speed Rear Derailleur", "asin": "B0C8VZ1H67", "price": "$116.29", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex 1 Replacement Hydraulic Shift/Brake Lever - Right/Rear, Black", "asin": "B07J145HZ7", "price": "$173.60", "delivery": "FREE delivery Apr 23 - 25 Or fastest delivery Mon, Apr 21"},
{"title": "Apex D1, Chain, Speed: 12, Links: 120, Grey", "asin": "B0C8W6F5TY", "price": "$36.99", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "APEX 1X Wide Dub CRANKSET 160mm DM 40T Aluminum NO BB", "asin": "B0C8P94MBR", "price": "$120.19", "delivery": "FREE delivery Wed, Apr 23 for Prime members"},
{"title": "PG-1130 11-42 11spd Cassette", "asin": "B01BZBTHJ2", "price": "$79.94", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 165mm, 12-Speed, Dub Spindle Interface, Black, D1", "asin": "B0C8V172TM", "price": "$224.08", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 160mm, 12-Speed, Dub Spindle Interface, Black, D1", "asin": "B0C8TY58HD", "price": "$191.30", "delivery": "FREE delivery Apr 22 - 24"},
{"title": "Apex Flat-Mount Mount Disc Brake Caliper - Black", "asin": "B07RV67P85", "price": "$79.60", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex D1 Chain Speed: 12, Links: 114, Grey", "asin": "B0CB6KP2KD", "price": "$23.28", "delivery": "$7.95 delivery Thu, Apr 24 Or fastest delivery Mon, Apr 21"},
{"title": "LEFT ARM POWERMETER 172.5mm WIDE D1 DUB (NO RIGHT ARM/BB/SPIDER/RINGS)", "asin": "B0C8V12371", "price": "$251.78", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex Rear Brake Caliper Black", "asin": "B003TIP7GM", "price": "$33.00", "delivery": "FREE delivery Apr 23 - 25 Or fastest delivery Mon, Apr 21"},
{"title": "Apex XPLR Rear Derailleur - 12-Speed, Medium Cage, 44t Max, Black, D1", "asin": "B0C8WL2Y31", "price": "$116.84", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex Hood", "asin": "B0CK8KT33V", "price": "$40.00", "delivery": "FREE delivery Mon, Apr 28"},
{"title": "Apex 1 Hydraulic Road Replacement Front Brake Lever", "asin": "B0833FWD5Y", "price": "$130.54", "delivery": "FREE delivery Fri, Apr 25"},
{"title": "1Set Bikes Brake Hose Kit with Oil Needle & Olive Replacement Part Compatible with SRAM Flat Mount HRD Red Force Apex Bikes, 2Meter Length", "asin": "B0DTPHF8PZ", "price": "$17.79", "delivery": "FREE delivery May 1 - 8 for Prime members"},
{"title": "Apex Hydraulic Disc Brake and Cable-Actuated Dropper Remote Lever - Left/Front, Flat Mount, 950mm", "asin": "B08DHTGD8M", "price": "$231.45", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "X-Sync Pulley Assembly, Fits NX1, Apex 1 11-Speed Derailleurs", "asin": "B01HNCG8ZI", "price": "$16.13", "delivery": " Two-Day FREE delivery Sat, Apr 19 Only 6 left in stock - order soon."},
{"title": "Apex 1 DoubleTap Right 11-Speed Lever for Cable Actuated Brakes", "asin": "B0746T1ZJ3", "price": "$118.13", "delivery": "FREE delivery Sun, Apr 20 Only 2 left in stock - order soon."}]
<|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": "2025-04-17T23:06:52.710Z", // 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": "2025-04-15T18:39:22.602Z", "action": "click_product", "action_argument": "B07HY3WF49"}
{"timestamp": "2025-04-15T18:39:42.262Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T18:58:06.027Z", "action": "click_product", "action_argument": "B07HY3WF49"}
{"timestamp": "2025-04-16T20:48:37.346Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:48:41.739Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:48:47.171Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:16.778Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:20.714Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:28.308Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:50:42.104Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T20:51:33.935Z", "action": "purchase", "action_argument": "B0DH7PNPPM, B0D418HHPL, B0DBZ3JYRF, B0CMQZ2HFJ"}
{"timestamp": "2025-04-16T20:56:05.808Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:10.219Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:13.873Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:15.557Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:16.548Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:18.223Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:21.037Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:25.928Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:27.010Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:28.759Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:31.751Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:33.127Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:44.332Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T20:56:48.148Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T20:56:55.805Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T20:56:56.944Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T20:57:42.257Z", "action": "click_product", "action_argument": "B0D2K6B1SW"}
{"timestamp": "2025-04-16T20:58:56.674Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T20:59:52.279Z", "action": "input", "action_argument": "Bike bott"}
{"timestamp": "2025-04-16T20:59:52.318Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-16T21:00:54.606Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:01:27.928Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:01:33.076Z", "action": "click_product", "action_argument": "B0DHXFZL3J"}
{"timestamp": "2025-04-16T21:02:04.677Z", "action": "click_product", "action_argument": "B01K2BOUN4"}
{"timestamp": "2025-04-16T21:02:08.766Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:02:09.649Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:02:20.636Z", "action": "click_product", "action_argument": "B0DHXFZL3J"}
{"timestamp": "2025-04-16T21:02:49.679Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:51.298Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:53.407Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:54.542Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:56.638Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:57.664Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:00.434Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:03.032Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:04.996Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:06.115Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:06.963Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:09.280Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:10.387Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:11.528Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:12.264Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:12.938Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:13.915Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:14.659Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:15.372Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:16.181Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:19.035Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:25.713Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:26.616Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:35.541Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:03:49.782Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:03:54.875Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:04:00.004Z", "action": "purchase", "action_argument": "B0DSVNNCVD"}
{"timestamp": "2025-04-16T21:04:46.556Z", "action": "click_product", "action_argument": "B09654V9YX"}
{"timestamp": "2025-04-16T21:05:23.313Z", "action": "click_product", "action_argument": "B07D6MY66N"}
{"timestamp": "2025-04-16T21:05:50.364Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:06:41.217Z", "action": "click_product", "action_argument": "B0C2VB8HWF"}
{"timestamp": "2025-04-16T21:06:49.027Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T21:06:54.108Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T21:07:22.247Z", "action": "click_product", "action_argument": "B08NVF8VWK"}
{"timestamp": "2025-04-16T21:07:43.923Z", "action": "click_product", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:07:57.466Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:10.250Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:14.450Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:17.717Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:21.417Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:26.228Z", "action": "purchase", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:08:46.548Z", "action": "click_product", "action_argument": ""}
{"timestamp": "2025-04-16T21:24:34.759Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:24:40.860Z", "action": "click_product", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:24:43.642Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:46.214Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:48.117Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:57.342Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:59.250Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:25:16.703Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:25:28.561Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-16T21:25:30.978Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:25:43.677Z", "action": "click_product", "action_argument": "B0D418HHPL"}
{"timestamp": "2025-04-16T21:26:03.376Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:26:19.610Z", "action": "click_product", "action_argument": "B09DLF695Y"}
{"timestamp": "2025-04-16T21:26:24.294Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:26:44.944Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:47.000Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:47.918Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:48.499Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:49.687Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:50.603Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:51.583Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:52.852Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:53.509Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:54.796Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:55.530Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:56.136Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:56.834Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:57.728Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:58.653Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:59.458Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:27:04.333Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:27:05.745Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:27:17.180Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T21:27:21.089Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:25.313Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:31.480Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:34.885Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:28:04.909Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:28:16.789Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:28:56.340Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:28:58.072Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:29:06.282Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T21:29:12.964Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:30:07.424Z", "action": "purchase", "action_argument": "B0BT9K54D6, B0DH7PNPPM, B0D418HHPL"}
{"timestamp": "2025-04-16T23:17:14.698Z", "action": "input", "action_argument": "prime cat food"}
{"timestamp": "2025-04-16T23:17:22.808Z", "action": "click_product", "action_argument": "B0BXZXX43Q"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-17T23:06:47.147Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T23:06:48.996Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T23:06:50.854Z", "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": "SRAM Apex axs"}],
"cart_items": [{"title": "ROCKBROS Smart Bike Tail Light for Night Riding Brake Sensing Bicycle Rear Lights USB Rechargeable IPX6 Waterproof Bright LED Bike Light 260mah Cycling Safety Road BikeTaillight Accessories 4 Modes", "asin": "B0BCK29WBT", "price": "$15.99", "quantity": "2"}],
"search_results": [{"title": "Crank Apex 1 Gx W 42t X-sync Chainring (Gxpcups Not Included) Crankset", "asin": "B01MRKFWJI", "price": "$113.21", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex", "asin": "B01CFSEDA2", "price": "$247.28", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Rival 1 42T X-SYNC Crankset Without Bottom Bracket", "asin": "B00V8RWA8O", "price": "$129.95", "delivery": "FREE delivery Sun, Apr 20 Only 2 left in stock - order soon."},
{"title": "Apex 1 Crankset (165 mm, Black)", "asin": "B01MY8Y0S4", "price": "$109.00", "delivery": "FREE delivery Mon, Apr 28"},
{"title": "Apex Dub Crankset", "asin": "B0C8P5RKT5", "price": "$117.84", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex 1x11 Long Cage Rear Derailleur", "asin": "B01CFSNERA", "price": "$76.97", "delivery": "FREE delivery May 8 - 9 Or fastest delivery May 6 - 7"},
{"title": "Apex 1 DoubleTap Right 11-Speed Lever for Cable Actuated Brakes", "asin": "B0746T1ZJ3", "price": "$118.13", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex", "asin": "B01CFSF67G", "price": "$36.94", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "Crank Apex 1 Gx W 42t X-sync Chainring (Gxpcups Not Included) Crankset", "asin": "B01MXH7X0D", "price": "$113.21", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex 1 Brake Lever Single Left", "asin": "B073539NX1", "price": "$59.97", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex Xplr Axs 12-Speed Rear Derailleur", "asin": "B0C8LM794S", "price": "$224.28", "delivery": "FREE delivery Apr 22 - 24"},
{"title": "Force/Rival/Apex 10 Speed Rear Derailleur Pulley Set", "asin": "B001CJX6D6", "price": "$23.20", "delivery": " Two-Day FREE delivery Sat, Apr 19"},
{"title": "Apex 1 Hydraulic Road Replacement Front Brake Lever", "asin": "B0833FWD5Y", "price": "$130.54", "delivery": "FREE delivery Fri, Apr 25 Only 6 left in stock - order soon."},
{"title": "Rival 22 DoubleTap Right Lever for Cable Actuated Brakes", "asin": "B00L6SBUW2", "price": "$127.61", "delivery": "FREE delivery Sun, Apr 20 Only 3 left in stock - order soon."},
{"title": "Chain Ring Road 107BCD X-SYNC Blast Black", "asin": "B07PFLLW37", "price": "$95.00", "delivery": "FREE delivery Apr 25 - 29 for Prime members Only 2 left in stock - order soon."},
{"title": "Apex Eagle 12-Speed Rear Derailleur", "asin": "B0C8VZ1H67", "price": "$116.29", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex 1 Replacement Hydraulic Shift/Brake Lever - Right/Rear, Black", "asin": "B07J145HZ7", "price": "$173.60", "delivery": "FREE delivery Apr 23 - 25 Or fastest delivery Mon, Apr 21"},
{"title": "Apex D1, Chain, Speed: 12, Links: 120, Grey", "asin": "B0C8W6F5TY", "price": "$36.99", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "APEX 1X Wide Dub CRANKSET 160mm DM 40T Aluminum NO BB", "asin": "B0C8P94MBR", "price": "$120.19", "delivery": "FREE delivery Wed, Apr 23 for Prime members"},
{"title": "PG-1130 11-42 11spd Cassette", "asin": "B01BZBTHJ2", "price": "$79.94", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 165mm, 12-Speed, Dub Spindle Interface, Black, D1", "asin": "B0C8V172TM", "price": "$224.08", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 160mm, 12-Speed, Dub Spindle Interface, Black, D1", "asin": "B0C8TY58HD", "price": "$191.30", "delivery": "FREE delivery Apr 22 - 24"},
{"title": "Apex Flat-Mount Mount Disc Brake Caliper - Black", "asin": "B07RV67P85", "price": "$79.60", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex D1 Chain Speed: 12, Links: 114, Grey", "asin": "B0CB6KP2KD", "price": "$23.28", "delivery": "$7.95 delivery Thu, Apr 24 Or fastest delivery Mon, Apr 21"},
{"title": "LEFT ARM POWERMETER 172.5mm WIDE D1 DUB (NO RIGHT ARM/BB/SPIDER/RINGS)", "asin": "B0C8V12371", "price": "$251.78", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex Rear Brake Caliper Black", "asin": "B003TIP7GM", "price": "$33.00", "delivery": "FREE delivery Apr 23 - 25 Or fastest delivery Mon, Apr 21"},
{"title": "Apex XPLR Rear Derailleur - 12-Speed, Medium Cage, 44t Max, Black, D1", "asin": "B0C8WL2Y31", "price": "$116.84", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex Hood", "asin": "B0CK8KT33V", "price": "$40.00", "delivery": "FREE delivery Mon, Apr 28"},
{"title": "Apex 1 Hydraulic Road Replacement Front Brake Lever", "asin": "B0833FWD5Y", "price": "$130.54", "delivery": "FREE delivery Fri, Apr 25"},
{"title": "1Set Bikes Brake Hose Kit with Oil Needle & Olive Replacement Part Compatible with SRAM Flat Mount HRD Red Force Apex Bikes, 2Meter Length", "asin": "B0DTPHF8PZ", "price": "$17.79", "delivery": "FREE delivery May 1 - 8 for Prime members"},
{"title": "Apex Hydraulic Disc Brake and Cable-Actuated Dropper Remote Lever - Left/Front, Flat Mount, 950mm", "asin": "B08DHTGD8M", "price": "$231.45", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "X-Sync Pulley Assembly, Fits NX1, Apex 1 11-Speed Derailleurs", "asin": "B01HNCG8ZI", "price": "$16.13", "delivery": " Two-Day FREE delivery Sat, Apr 19 Only 6 left in stock - order soon."},
{"title": "Apex 1 DoubleTap Right 11-Speed Lever for Cable Actuated Brakes", "asin": "B0746T1ZJ3", "price": "$118.13", "delivery": "FREE delivery Sun, Apr 20 Only 2 left in stock - order soon."}]
<|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": "2025-04-17T23:06:52.710Z", // 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": "2025-04-17T23:06:52.710Z","action": "click","acion_argument": "search",}</answer>
rule
<answer>{"timestamp": "2025-04-17T23:06:52.710Z","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": "2025-04-15T18:39:22.602Z", "action": "click_product", "action_argument": "B07HY3WF49"}
{"timestamp": "2025-04-15T18:39:42.262Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-15T18:58:06.027Z", "action": "click_product", "action_argument": "B07HY3WF49"}
{"timestamp": "2025-04-16T20:48:37.346Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:48:41.739Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:48:47.171Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:16.778Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:20.714Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T20:50:28.308Z", "action": "click", "action_argument": "other"}
{"timestamp": "2025-04-16T20:50:42.104Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T20:51:33.935Z", "action": "purchase", "action_argument": "B0DH7PNPPM, B0D418HHPL, B0DBZ3JYRF, B0CMQZ2HFJ"}
{"timestamp": "2025-04-16T20:56:05.808Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:10.219Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:13.873Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:15.557Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:16.548Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:18.223Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:21.037Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:25.928Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:27.010Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:28.759Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:31.751Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:33.127Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T20:56:44.332Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T20:56:48.148Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T20:56:55.805Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T20:56:56.944Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T20:57:42.257Z", "action": "click_product", "action_argument": "B0D2K6B1SW"}
{"timestamp": "2025-04-16T20:58:56.674Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T20:59:52.279Z", "action": "input", "action_argument": "Bike bott"}
{"timestamp": "2025-04-16T20:59:52.318Z", "action": "click", "action_argument": "suggested_term"}
{"timestamp": "2025-04-16T21:00:54.606Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:01:27.928Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:01:33.076Z", "action": "click_product", "action_argument": "B0DHXFZL3J"}
{"timestamp": "2025-04-16T21:02:04.677Z", "action": "click_product", "action_argument": "B01K2BOUN4"}
{"timestamp": "2025-04-16T21:02:08.766Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:02:09.649Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:02:20.636Z", "action": "click_product", "action_argument": "B0DHXFZL3J"}
{"timestamp": "2025-04-16T21:02:49.679Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:51.298Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:53.407Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:54.542Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:56.638Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:02:57.664Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:00.434Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:03.032Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:04.996Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:06.115Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:06.963Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:09.280Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:10.387Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:11.528Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:12.264Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:12.938Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:13.915Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:14.659Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:15.372Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:16.181Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:19.035Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:25.713Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:26.616Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:03:35.541Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:03:49.782Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:03:54.875Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:04:00.004Z", "action": "purchase", "action_argument": "B0DSVNNCVD"}
{"timestamp": "2025-04-16T21:04:46.556Z", "action": "click_product", "action_argument": "B09654V9YX"}
{"timestamp": "2025-04-16T21:05:23.313Z", "action": "click_product", "action_argument": "B07D6MY66N"}
{"timestamp": "2025-04-16T21:05:50.364Z", "action": "click", "action_argument": "page_related"}
{"timestamp": "2025-04-16T21:06:41.217Z", "action": "click_product", "action_argument": "B0C2VB8HWF"}
{"timestamp": "2025-04-16T21:06:49.027Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T21:06:54.108Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-16T21:07:22.247Z", "action": "click_product", "action_argument": "B08NVF8VWK"}
{"timestamp": "2025-04-16T21:07:43.923Z", "action": "click_product", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:07:57.466Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:10.250Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:14.450Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:17.717Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:21.417Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:08:26.228Z", "action": "purchase", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:08:46.548Z", "action": "click_product", "action_argument": ""}
{"timestamp": "2025-04-16T21:24:34.759Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:24:40.860Z", "action": "click_product", "action_argument": "B0BT9K54D6"}
{"timestamp": "2025-04-16T21:24:43.642Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:46.214Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:48.117Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:57.342Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:24:59.250Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:25:16.703Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:25:28.561Z", "action": "click", "action_argument": "quantity"}
{"timestamp": "2025-04-16T21:25:30.978Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:25:43.677Z", "action": "click_product", "action_argument": "B0D418HHPL"}
{"timestamp": "2025-04-16T21:26:03.376Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:26:19.610Z", "action": "click_product", "action_argument": "B09DLF695Y"}
{"timestamp": "2025-04-16T21:26:24.294Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:26:44.944Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:47.000Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:47.918Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:48.499Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:49.687Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:50.603Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:51.583Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:52.852Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:53.509Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:54.796Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:55.530Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:56.136Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:56.834Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:57.728Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:58.653Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:26:59.458Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:27:04.333Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:27:05.745Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:27:17.180Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T21:27:21.089Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:25.313Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:31.480Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:27:34.885Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:28:04.909Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:28:16.789Z", "action": "click", "action_argument": "product_option"}
{"timestamp": "2025-04-16T21:28:56.340Z", "action": "click", "action_argument": "review"}
{"timestamp": "2025-04-16T21:28:58.072Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:29:06.282Z", "action": "click_product", "action_argument": "B0DH7PNPPM"}
{"timestamp": "2025-04-16T21:29:12.964Z", "action": "click", "action_argument": "cart_side_bar"}
{"timestamp": "2025-04-16T21:30:07.424Z", "action": "purchase", "action_argument": "B0BT9K54D6, B0DH7PNPPM, B0D418HHPL"}
{"timestamp": "2025-04-16T23:17:14.698Z", "action": "input", "action_argument": "prime cat food"}
{"timestamp": "2025-04-16T23:17:22.808Z", "action": "click_product", "action_argument": "B0BXZXX43Q"}
<|memory_end|>

<|action_start|>
{"timestamp": "2025-04-17T23:06:47.147Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T23:06:48.996Z", "action": "click", "action_argument": "search"}
{"timestamp": "2025-04-17T23:06:50.854Z", "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": "SRAM Apex axs"}],
"cart_items": [{"title": "ROCKBROS Smart Bike Tail Light for Night Riding Brake Sensing Bicycle Rear Lights USB Rechargeable IPX6 Waterproof Bright LED Bike Light 260mah Cycling Safety Road BikeTaillight Accessories 4 Modes", "asin": "B0BCK29WBT", "price": "$15.99", "quantity": "2"}],
"search_results": [{"title": "Crank Apex 1 Gx W 42t X-sync Chainring (Gxpcups Not Included) Crankset", "asin": "B01MRKFWJI", "price": "$113.21", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex", "asin": "B01CFSEDA2", "price": "$247.28", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Rival 1 42T X-SYNC Crankset Without Bottom Bracket", "asin": "B00V8RWA8O", "price": "$129.95", "delivery": "FREE delivery Sun, Apr 20 Only 2 left in stock - order soon."},
{"title": "Apex 1 Crankset (165 mm, Black)", "asin": "B01MY8Y0S4", "price": "$109.00", "delivery": "FREE delivery Mon, Apr 28"},
{"title": "Apex Dub Crankset", "asin": "B0C8P5RKT5", "price": "$117.84", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex 1x11 Long Cage Rear Derailleur", "asin": "B01CFSNERA", "price": "$76.97", "delivery": "FREE delivery May 8 - 9 Or fastest delivery May 6 - 7"},
{"title": "Apex 1 DoubleTap Right 11-Speed Lever for Cable Actuated Brakes", "asin": "B0746T1ZJ3", "price": "$118.13", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex", "asin": "B01CFSF67G", "price": "$36.94", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "Crank Apex 1 Gx W 42t X-sync Chainring (Gxpcups Not Included) Crankset", "asin": "B01MXH7X0D", "price": "$113.21", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex 1 Brake Lever Single Left", "asin": "B073539NX1", "price": "$59.97", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex Xplr Axs 12-Speed Rear Derailleur", "asin": "B0C8LM794S", "price": "$224.28", "delivery": "FREE delivery Apr 22 - 24"},
{"title": "Force/Rival/Apex 10 Speed Rear Derailleur Pulley Set", "asin": "B001CJX6D6", "price": "$23.20", "delivery": " Two-Day FREE delivery Sat, Apr 19"},
{"title": "Apex 1 Hydraulic Road Replacement Front Brake Lever", "asin": "B0833FWD5Y", "price": "$130.54", "delivery": "FREE delivery Fri, Apr 25 Only 6 left in stock - order soon."},
{"title": "Rival 22 DoubleTap Right Lever for Cable Actuated Brakes", "asin": "B00L6SBUW2", "price": "$127.61", "delivery": "FREE delivery Sun, Apr 20 Only 3 left in stock - order soon."},
{"title": "Chain Ring Road 107BCD X-SYNC Blast Black", "asin": "B07PFLLW37", "price": "$95.00", "delivery": "FREE delivery Apr 25 - 29 for Prime members Only 2 left in stock - order soon."},
{"title": "Apex Eagle 12-Speed Rear Derailleur", "asin": "B0C8VZ1H67", "price": "$116.29", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex 1 Replacement Hydraulic Shift/Brake Lever - Right/Rear, Black", "asin": "B07J145HZ7", "price": "$173.60", "delivery": "FREE delivery Apr 23 - 25 Or fastest delivery Mon, Apr 21"},
{"title": "Apex D1, Chain, Speed: 12, Links: 120, Grey", "asin": "B0C8W6F5TY", "price": "$36.99", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "APEX 1X Wide Dub CRANKSET 160mm DM 40T Aluminum NO BB", "asin": "B0C8P94MBR", "price": "$120.19", "delivery": "FREE delivery Wed, Apr 23 for Prime members"},
{"title": "PG-1130 11-42 11spd Cassette", "asin": "B01BZBTHJ2", "price": "$79.94", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 165mm, 12-Speed, Dub Spindle Interface, Black, D1", "asin": "B0C8V172TM", "price": "$224.08", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "Apex AXS Wide Left Crank Arm and Power Meter Spindle Assembly - 160mm, 12-Speed, Dub Spindle Interface, Black, D1", "asin": "B0C8TY58HD", "price": "$191.30", "delivery": "FREE delivery Apr 22 - 24"},
{"title": "Apex Flat-Mount Mount Disc Brake Caliper - Black", "asin": "B07RV67P85", "price": "$79.60", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex D1 Chain Speed: 12, Links: 114, Grey", "asin": "B0CB6KP2KD", "price": "$23.28", "delivery": "$7.95 delivery Thu, Apr 24 Or fastest delivery Mon, Apr 21"},
{"title": "LEFT ARM POWERMETER 172.5mm WIDE D1 DUB (NO RIGHT ARM/BB/SPIDER/RINGS)", "asin": "B0C8V12371", "price": "$251.78", "delivery": "FREE delivery Sun, Apr 20"},
{"title": "Apex Rear Brake Caliper Black", "asin": "B003TIP7GM", "price": "$33.00", "delivery": "FREE delivery Apr 23 - 25 Or fastest delivery Mon, Apr 21"},
{"title": "Apex XPLR Rear Derailleur - 12-Speed, Medium Cage, 44t Max, Black, D1", "asin": "B0C8WL2Y31", "price": "$116.84", "delivery": "FREE delivery Tue, Apr 22"},
{"title": "Apex Hood", "asin": "B0CK8KT33V", "price": "$40.00", "delivery": "FREE delivery Mon, Apr 28"},
{"title": "Apex 1 Hydraulic Road Replacement Front Brake Lever", "asin": "B0833FWD5Y", "price": "$130.54", "delivery": "FREE delivery Fri, Apr 25"},
{"title": "1Set Bikes Brake Hose Kit with Oil Needle & Olive Replacement Part Compatible with SRAM Flat Mount HRD Red Force Apex Bikes, 2Meter Length", "asin": "B0DTPHF8PZ", "price": "$17.79", "delivery": "FREE delivery May 1 - 8 for Prime members"},
{"title": "Apex Hydraulic Disc Brake and Cable-Actuated Dropper Remote Lever - Left/Front, Flat Mount, 950mm", "asin": "B08DHTGD8M", "price": "$231.45", "delivery": "FREE delivery Wed, Apr 23"},
{"title": "X-Sync Pulley Assembly, Fits NX1, Apex 1 11-Speed Derailleurs", "asin": "B01HNCG8ZI", "price": "$16.13", "delivery": " Two-Day FREE delivery Sat, Apr 19 Only 6 left in stock - order soon."},
{"title": "Apex 1 DoubleTap Right 11-Speed Lever for Cable Actuated Brakes", "asin": "B0746T1ZJ3", "price": "$118.13", "delivery": "FREE delivery Sun, Apr 20 Only 2 left in stock - order soon."}]
<|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": "2025-04-17T23:06:52.710Z", // 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