英文别名methyl 2-amino-3H-benzimidazole-5-carboxylate; 1H-Benzimidazole-6-carboxylicacid, 2-amino-, methyl ester; 2-aminobenzimidazole-5-carboxylic acid methyl ester; Methyl 2-Aminobenzimidazole-5-carboxylate; METHYL-2-AMINO BENZIMIDAZOLE-5(6)-CARBOXYLIC ACID