105961-22-6 Benzenesulfonic acid,4-[[2-(acetylamino)-4-amino-5-methoxyphenyl]azo]-, monosodium salt
375396-09-1 Benzenesulfonic acid,4-[[1,4-dihydro-6-[(1,4,5,6-tetrahydro-4,6-dithioxo-1,3,5-triazin-2-yl)thio]-4-thioxo-1,3,5-triazin-2-yl]amino]-, monosodium salt
874618-56-1 Benzenesulfonic 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