64264-60-4 Benzenesulfonic acid,4-[[4-[5-[2,3-dihydro-5-hydroxy-3-oxo-1-[(4-sulfophenyl)methyl]-1H-pyrazol-4-yl]-2,4-pentadienylidene]-3,5-dioxo-1-pyrazolidinyl]methyl]-,dipotassium salt
64225-58-7 Benzenesulfonic acid,4-[3-ethoxy-4-[5-[3-ethoxy-1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]-1,3-pentadienyl]-5-hydroxy-1H-pyrazol-1-yl]-, disodium salt