英文别名1-Ethyl-1H-benzoimidazole-2-sulfonic acid; 1-ethyl-2-benzimidazolesulfonic acid; 1-ethylbenzimidazole-2-sulfonic acid; 1-ethyl-1H-benzo[d]imidazole-2-sulfonic acid; 1-ethyl-1H-1,3-benzodiazole-2-sulfonic acid; 1H-Benzimidazole-2-sulfonic acid, 1-ethyl-; 1-Aethyl-2-benzimidazolsulfonsaeure 
