72845-54-6

Chromate(2-),[3-[(2,4-diaminophenyl)azo]-4-hydroxybenzenesulfonato(3-)][2,4-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)]-,dihydrogen