1,2-Benzenedicarboxylic acid,4-[4-[5-[1-(3,4-dicarboxyphenyl)-3-(1,1-dimethylethyl)-1,5-dihydro-5-oxo-4H-pyrazol-4-ylidene]-3-phenyl-1,3-pentadienyl]-3-(1,1-dimethylethyl)-5-hydroxy-1H-pyrazol-1-yl]-