孕甾-4-烯-17Alpha,21-二醇-3,20-二酮-21-醋酸酯

androst-5-ene-3β,17α-diyl 3-acetate 17-benzoate

3β-acetoxy-5-hydroxy-5α-androstan-17-one

23,24-dinor-chol-5-ene-3β,17,20-triol