英文别名
1alpha,3beta-bis(tert-butyldimethylsilyloxy)-20(S)-(tert-butoxycarbonylmethoxy)pregna-5,7,16-triene;tert-butyl 2-[(1S)-1-[(1S,3R,9S,10R,13S,14S)-1,3-bis[[tert-butyl(dimethyl)silyl]oxy]-10,13-dimethyl-2,3,4,9,11,12,14,15-octahydro-1H-cyclopenta[a]phenanthren-17-yl]ethoxy]acetate