3alpha,21-二羟基-5alpha-孕甾-20-酮

21-羟基-5Alpha-孕甾(烷)-3,20-二酮

(5R,8R,9S,10S,13S,14S,17S)-17-(2-羟基乙酰基)-10,13-二甲基-1,2,4,5,6,7,8,9,11,12,14,15,16,17-十四氢环戊烯并[a]菲-3-酮

4,5-epoxy-21-hydroxypregnane-3,20-dione

3-氧代-雄甾-4-烯-17beta-羧酸