Benzenesulfonic acid,4-[3-cyano-4-[3-[3-cyano-1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]-1-propenyl]-5-hydroxy-1H-pyrazol-1-yl]-, disodium salt
140189-97-5 Benzenesulfonic acid,4-[3-cyano-4-[3-[3-cyano-1,5-dihydro-5-oxo-1-(4-sulfophenyl)-4H-pyrazol-4-ylidene]-1-propenyl]-5-hydroxy-1H-pyrazol-1-yl]-, disodium salt