4-(4,5-DIHYDRO-4-(3-(5-HYDROXY-3-METHYL-1-(4-SULFOPHENYL)-1H-PYRAZOL-4-YL)-2-PROPEN-1-YLIDENE)-3-METHYL-5-OXO-1H-PYRAZOL-1-YL)BENZENESULFONIC ACID
4-(4,5-dihydro-4-(3-(5-hydroxy-3-methyl-1-(4-sulfophenyl)-1h-pyrazol-4-yl)-2-propen-1-ylidene)-3-methyl-5-oxo-1h-pyrazol-1-yl)benzenesulfonic acid