874618-37-8 1-Naphthalenesulfonic acid,4-[[2-(acetylamino)-4-[[4,5-dihydro-3-methyl-5-oxo-1-(4-sulfophenyl)-1H-pyrazol-4-yl]azo]-5-methoxyphenyl]azo]-, disodium salt
874618-62-9 1-Naphthalenesulfonic acid,8-amino-5-[[4-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenyl]azo]-,disodium salt