英文同义词: | (13S,14S,17R)-ETHINYL ESTRADIOL;Equilenin 17β-Dihydro 17α-Ethinyl Impurity;17β-Dihydro-17α-ethynyl-equillenin;17β-Dihydro-17α-ethynyl-equilenin;Equilenin Impurity 2;Equilenin 17β-Dihydro 17α-Ethinyl Impurity;19-Norpregna-1,3,5,7,9-pentaen-20-yne-3,17-diol, (17α)-;Ethinylestra-1,3,5(10),6,8-pentaene-3,17-diol |