874617-12-6 Benzoic acid,2-[[4-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-,disodium salt
874617-31-9 Benzoic acid,2-[[2-(acetylamino)-4-[[4,5-dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazol-4-yl]azo]-5-methoxyphenyl]azo]-, disodium salt