英文同义词: | N-DesMethyl ent-Tadalafil;(6R,12aS)-6-benzo[1,3]dioxol-5-yl-2,3,6,7,12,12a-hexahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione;Tadalafil EP Impurity A N-Desmethyl Impurity;Pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione, 6-(1,3-benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-, (6R,12aS)-;Tadalafil Impurity 105;Sulfentrazone Impurity 5 |