英文别名Dabigatran Impurity 28; hexyl (E)-(amino(4-aminophenyl)methylene)carbamate; Dabigatran JPBA Impurity 4; Carbamic acid, N-[(4-aminophenyl)iminomethyl]-, hexyl ester; Hexyl N-[(4-aminophenyl)iminomethyl]carbamate; Des-(ethyl 3-(N-(pyridin-2-yl)-1H-benzo[d]imidazole-5-carboxamido)propanoate Dabigatran Etexilate; Dabigatran etexilate impurity181