您要查找的是不是：
- 4-[（E）-3-hydroxyprop-1-enyl]pheny]acetate 4- [ (E) -3-hydroxyprop-l-enyl ] phenyl acetate
- 醋酸甲孕酮(Medroxyprogesterone Acetate,MPA)是一种人工合成的激素,在畜牧生产中,曾被用作动物生长促进剂。 Medroxyprogesterone acetate (MPA),an artificial progestogen , was used as a feed additive to promote the growth of animals and increase the feed conversion efficiency.
