2-[[8-[(4-Aminobenzoyl)amino]-1-hydroxy-3,6-disulfo-2-naphthyl]azo]naphthalene-1,5-disulfonic acid

2-[[8-[(4-aminobenzoyl)amino]-1-hydroxy-3,6-disulpho-2-naphthyl]azo]naphthalene-1,5-disulphonic acid ; 2-[[8-[(4-aminobenzoyl)amino]-1-hydroxy-3,6-disulfo-2-naphthalenyl]azo]-1,5-naphthalenedisulfonic acid ; 1,5-naphthalenedisulfonicacid, 2-[[8-[(4-aminobenzoyl)amino]-1-hydroxy-3,6-disulfo-2-naphthalenyl]azo]-(9ci) ; 1,5-naphthalenedisulfonicacid,2-[2-[8-[(4-aminobenzoyl)amino]-1-hydroxy-3,6-disulfo-2-naphthalenyl]diazenyl]-