英文别名:
(17α)-17-Hydroxy-3-oxo-19-norpregna-5(10),9(11)-diene-21-nitrile;(17alpha)-17-Hydroxy-3-oxo-19-norpregna-5(10),9(11)-diene-21-nitrile;Dienogest Diene IMpurity;Dienogest EP Impurity C;Dienogest Impurity C (Diene Impurity);Dienogest EP Impurity C (Diene Impurity);19-Norpregna-5(10),9(11)-diene-21-nitrile, 17-hydroxy-3-oxo-, (17α)-;Dienogest Impurity 5 (Dienogest EP Impurity C)