chromium/chrome/renderer/resources/cart/cart_domain_product_id_regex.json

{
"product_url": {},
"product_image_url":
{"www.homesquare.com": "(images.cymax.com/Images/\\d+/(\\w+)-)",
"www.wish.com": "(\\w+)-\\d+-medium"},
"product_element":
{"checkout.iherb.com": "product id: ([\\w|-]+)",
"www.electronicexpress.com": "<a href=\"#modal-(\\w+)",
"www.otterbox.com": "sku:\\s*</span>\\s*<span class=\"value\">([\\w|-]+)",
"www.zappos.com": "StockId</dt><dd class=\"[\\w|-]+\">(\\w+)"}
}