Synonyms: | Dienogest Impurity I;17α-Cyanomethyl-13β-methyl-17β-hydroxy-gon-5(10)-en-3-on;2-[(8R,9S,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl]acetonitrile;Dienogest Impurity 10 (Dienogest EP Impurity I);(17α)-17-Hydroxy-3-oxo-19-norpregn-5(10)-ene-21-nitrile;(17a)-17-Hydroxy-3-oxo-19-norpregn-5(10)-ene-21-nitrile;[17-Hydroxy-3-oxoestr-5(10)-en-17a-yl]acetonitrile;17-hydroxy-3-oxoestr-5(10)-en-17α-yl]acetonitrile, |