(8R,9S,13S,14S,17S)-17-羟基-13-甲基-2,4,6,7,8,9,11,12,14,15,16,17-十二氢-1H-环戊并[a]菲-3-酮

19-去甲基-5(10)-雄烯二酮

19-羟基-4-雄甾烯-3,17-二酮