(2,4-Dihydroxyphenyl)acetonitr... 上海怡淼化学科技有限公司

p1Src=//y1.yzimgs.com/uploads/531217/2020923-104034373.jpg?watermark/2/text/5LiK5rW35oCh5re85YyW5a2m56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/SouthEast"