105985-41-9 1,7-Naphthalenedisulfonic acid,4,4'-[(6-chloro-1,3,5-triazine-2,4-diyl)diimino]bis[5-hydroxy-6-[[4-[(2-oxo-1-pyrrolidinyl)carbonyl]phenyl]azo]-, tetrasodium salt
105985-48-6 2,7-Naphthalenedisulfonic acid,4,4'-[(1,6-dihydro-6-oxo-1,3,5-triazine-2,4-diyl)diimino]bis[6-[(3-chloro-4-methylphenyl)azo]-5-hydroxy-, tetrasodium salt
105985-47-5 1-Naphthalenesulfonic acid,4,4'-[(1,6-dihydro-6-oxo-1,3,5-triazine-2,4-diyl)diimino]bis[5-hydroxy-6-[(4-methyl-2-sulfophenyl)azo]-, tetrasodium salt