(8R,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,6,7,8,9,10,11,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-3,12(2H)-dione

16α-羟基孕酮

4-孕烯-6-beta-醇-3,20-二酮

4-孕烯-17Alpha,20Alpha-二醇- 3 -酮

4-孕烷-17α,20β-二醇-3-酮