23654-89-9 Benzenesulfonic acid,3-[[cyano[(2-hydroxy-5-sulfophenyl)azo]methylene]hydrazino]-4-hydroxy-, disodium salt
64225-63-4 Benzenesulfonic acid,3-[4-[5-[2,3-dihydro-5-hydroxy-3-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]-2,4-pentadienylidene]-3,5-dioxo-1-pyrazolidinyl]-, dipotassium salt
586407-97-8 Benzenesulfonic acid,3-[2-benzothiazolyl[5-[[1-(2-benzothiazolyl)-4-cyano-3-(1,1-dimethylethyl)-1H-pyrazol-5-yl]azo]-4-methyl-6-[(2,4,6-trimethyl-3-sulfophenyl)amino]-2-pyridinyl]amino]-2,4,6-trimethyl-, dipotassium salt