1H-Benzimidazole-6-sulfonic acid
5-Benzimidazolesulfonic acid
1H-Benzimidazole-5-sulfonic acid
5(or 6)-Benzimidazolesulfonic acid
5-Sulfobenzimidazole
NSC 519856
1H-1,3-Benzodiazole-6-sulfonic acid
1H-Benzo[d]imidazole-5-sulfonic acid
1H-1,3-Benzodiazole-5-sulfonic acid