2-[[6-[[4-[[6-[(4-amino-3-methylbenzoyl)amino]-1-hydroxy-3-sulpho-2-naphthyl]azo]-3-methylbenzoyl]amino]-1-hydroxy-3-sulpho-2-naphthyl]azo]benzoic acid, sodium salt
93805-63-1 2-[[6-[[4-[[6-[(4-amino-3-methylbenzoyl)amino]-1-hydroxy-3-sulpho-2-naphthyl]azo]-3-methylbenzoyl]amino]-1-hydroxy-3-sulpho-2-naphthyl]azo]benzoic acid, sodium salt