[17-[(Z)-5,6-dimethylhept-3-en-2-yl]-13-methyl-1,2,3,4,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-yl] acetate

(3beta,17beta)-17-[(2R,3E,5R)-5,6-二甲基-3-庚烯-2-基]雌甾-5(10),6,8-三烯-3-醇

19-nor-ergostatrien-(B)-ol-(3β)

乙酸酐

乙醚