5-((4'-((2,6-DIAMINO-3-METHYL-5-SULFOPHENYL)DIAZENYL)-3,3'-DIMETHYL(BIPHENYL)-4-YL)DIAZENYL)-2-HYDROXYBENZOIC ACID
5-((4'-((2,6-diamino-3-methyl-5-sulfophenyl)diazenyl)-3,3'-dimethyl(biphenyl)-4-yl)diazenyl)-2-hydroxybenzoic acid