1-(3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone;3.beta.-Hydroxypregn-5-en-20-one;5-Pregnen-3.beta.-ol-20-one;Arthenolone;Bina-Skin;Enelone;NSC1616;Natolone;Pregn-5-en-20-one, 3-hydroxy-, (3.beta.)-;Pregn-5-en-20-one, 3.beta.-hydroxy-;Pregnetan;Pregneton;Pregnolon;Prenolon;Regnosone;Skinostelon;5-Pregnene-3-ol-20-one;NSC18158;EU-0007813;Pregn-5-en-20-one, 3-hydroxy-;1-[(3S,8S,9S,10R,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone;.DELTA.5-Pregnenolone
1-(3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethanone