Synonyms: Chromate(1-), bis(4-(2-(5-(2,2-dimethylpropyl)-2-(hydroxy-kappaO)-3-nitrophenyl)diazenyl-kappaN1)-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)-kappaO3)-, hydrogen (1:1);Chromate(1-), bis(2,4-dihydro-4-((2-hydroxy-5-(2,2-dimethylpropyl)-3-nitrophenyl)azo)-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-))-, hydrogen;Chromate(1-), bis(4-((5-(2,2-dimethylpropyl)-2-(hydroxy-kappaO)-3-nitrophenyl)azo-kappaN1)-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)-kappaO3)-, hydrogen;Hydrogen bis(4-((2-hydroxy-5-neopentyl-3-nitrophenyl)azo)-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-))chromate(1-);chromium(3+) hydrogen ({3-(2,2-dimethylpropyl)-5-[(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazinylidene]-6-oxocyclohexa-1,3-dien-1-yl}imino)dioxidanide 4-{[3-(2,2-dimethylpropyl)-5-nitro-6-oxocyclohexa-2,4-dien-1-ylidene]diazanidyl}-5-methyl-3-oxo-2-phenyl-2,3-dihydropyrazol-1-ide (1:1:1:1)