The molecule is a 3-oxo Delta(4)-steroid that is progesterone which has been oxidised to introduce a double bond between positions 1 and 2. It is a 20-oxo steroid and a 3-oxo-Delta(1),Delta(4)-steroid. It derives from a progesterone. It derives from a hydride of a steroid fundamental parent.
(8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one