Chromium azo dye complex

Chromate (1-), bis(3-hydroxy-4-((2-hydroxy-3,5-dinitrophenyl)azo)-N-phenyl-2-naphthalenecarboxamidato(2-)), hydrogen

Chromate(1-), bis(3-(hydroxy-kappao)-4-((2-(hydroxy-kappao)-3,5-dinitrophenyl)azo-kappan1)-N-phenyl-2-naphthalenecarboxamidato(2-))-, hydrogen