17.beta.-Hydroxyetiocholan-3-one 5.beta.,17.beta.-Hydroxyandrostan-3-one 5.beta.-Androstan-17.beta.-ol-3-one 5.beta.-Androstan-3-one, 17.beta.-hydroxy- 5.beta.-Dihydrotestosterone 571-22-2 5B-DIHYDROTESTOSTERONE Androstan-3-one, 17-hydroxy-, (5.beta.,17.beta.)- Etiocholan-17.beta.-ol-3-one NSC15460