17-乙炔基-17-羟基-18-甲基雌甾-5(10),9(11)-二烯-3-酮-3-乙二醇缩酮
13-乙基-18,19-二去甲孕甾-5(10),9(11)-二烯-20-炔-3-酮-3-环亚乙基缩醛;17Α-乙炔基-17Β-羟基-18-甲基雌甾-5(10),9(11)二烯-3-酮-3-乙二醇缩酮;
17-Ethinyl-17-hydroxy-18-methylestra-5(10),9(11)-dien-3-one-3-ethylene ketal
17-Ethinyl-17-hydroxy-18-methylestra-5(10),9(11)dien-3-one-3-ethylene ketal;17-Ethinyl-18-methylestra-5(10),9(11)dien-17-ol-3-one-3-ethylene
1.20 17-乙炔基-17-羟基-18-甲基雌甾-5(10),9(11)-二烯-3-酮-3-