2-[[4-Chloro-6-[[8-hydroxy-7-[(2-sulfophenyl) azo]-3,6-disulfo-1-naphthalenyl]amino]-1,3,5-triazin-2-yl]amino]-5-sulfobenzoic acid, tetraosodium salt

Benzoic acid, 2-[[4-chloro-6-[[8-hydroxy-3,6-disulfo-7-[(2-sulfophenyl)azo]-1-naphthalenyl]amino]-1,3,5-triazin-2-yl]amino]-5-sulfo-, tetrasodium salt

tetrasodium hydrogen 2-[[4-chloro-6-[[8-hydroxy-3,6-disulphonato-7-[(2-sulphonatophenyl)azo]-1-naphthyl]amino]-1,3,5-triazin-2-yl]amino]-5-sulphonatobenzoate