{"product_id":"9784431712022","title":"数学者列伝 2","description":"数学者列伝 2","brand":"シュプリンガー・ジャパン","offers":[{"title":"Default Title","offer_id":48457630056752,"sku":"","price":2640.0,"currency_code":"JPY","in_stock":true}],"url":"https:\/\/www.maruzenjunkudo.co.jp\/products\/9784431712022","provider":"丸善ジュンク堂書店ネットストア","version":"1.0","type":"link"}