The molecule is a 3-oxo-5alpha- steroid that is 5alpha-pregane-3-one carrying an additional hydroxy substituent at the 20beta-position. It is a 20-hydroxy steroid and a 3-oxo-5alpha-steroid. It derives from a hydride of a 5alpha-pregnane.
(5S,8R,9S,10S,13S,14S,17S)-17-[(1R)-1-hydroxyethyl]-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one