英文同义词: | Vardenafil N-Desethyl Oxopiperazine Impurity;Vardenafil Impurity 8;Vardenafil Oxopiperazine;2-{2-ethoxy-5-[(3-oxo-1-piperazinyl)sulfonyl]phenyl}-5-methyl-7-propylimidazo[5,1-f]-1,2,4-triazin-4(3H)-one;Vardenafil N-Desethyl Oxopiperazine;Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[2-ethoxy-5-[(3-oxo-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propyl-;2-(2-ethoxy-5-((3-oxopiperazin-1-yl)sulfonyl)phenyl)-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one;2-[2-Ethoxy-5-[(3-oxo-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(1H)-one |