Molecular Formula: C21H28O2 Formula Weight: 312.45
(7α,17α)-17-Hydroxy-7-methyl-19-norpregn-5(10)-en-20-yn-3-one;17-Hydroxy-7α-methyl-19-nor-17α-pregn-5(10)-en-20-yn-3-one;5(10)-Estren-7α-methyl-17α- ethynyl-17β- ol-3-one