Dienogestrel
Dienogest; (17a)-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile; 17a-Cyanomethyl-17-hydroxyestra-4, 9-dien-3-one; Dienogestril; Endometrion; STS 557; [(17beta)-17-hydroxy-3-oxoestra-4,9-dien-17-yl]acetonitrile
65928-58-7
C20H25NO2
311.418