17Alpha-羟基妊娠烯醇酮

3-beta,17-alpha-二羟基孕甾-5-烯-20-酮 3-乙酸酯

(3β,16β)-20-Oxo-16,17-epoxypregn-5-ene-3,21-diyl diacetate

16-脱氢孕烯醇酮乙酸酯

3β-acetoxy-16α-hydroxy-pregn-5-en-20-one