12236-69-0 6985-92-8 Benzoic acid, 2-((3-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-hydroxy-1-naphthalenyl)azo)-, methyl ester EINECS 230-249-2 Methyl 2-((3-(((2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino)carbonyl)-2-hydroxy-1-naphthyl)azo)benzoate