72797-10-5 Chromate(2-), (1-((2-hydroxy-4-nitrophenyl)azo)-2-naphthalenolato)(2,4-dihydro-4-((2-hydroxy-4-nitrophenyl)azo)-5-methyl-2-(4-sulfophenyl)-3H-pyrazol-3-onato(2-))-, dihydrogen Chromate(2-), (4-(4,5-dihydro-4-((2-(hydroxy-kappaO)-4-nitrophenyl)azo-kappaN1)-3-methyl-5-(oxo-kappaO)-1H-pyrazol-1-yl)benzenesulfonato(3-))(1-((2-(hydroxy-kappaO)-4-nitrophenyl)azo-kappaN1)-2-naphthalenolato(2-)-kappaO)-, dihydrogen