874618-02-7 1-Naphthalenesulfonic acid,4-amino-3-[[4-[(3-sulfophenyl)azo]-1-naphthalenyl]azo]-, disodium salt
874617-97-7 Benzenesulfonic 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