3alpha-Etiocholanolone 5-Isoandrosterone 53-42-9 5beta-Androstan-17-one, 3alpha-hydroxy- (8CI) Androstan-17-one, 3-hydroxy-, (3alpha,5beta)- (9CI) Androsterone, (5beta)- ETIOCHOLANOLONE Etiocholan-3alpha-ol-17-one NSC 50908