Cobaltate(2-), (1-(2-(5-chloro-2-(hydroxy-kappaO)phenyl)diazenyl-kappaN1)-2-naphthalenolato(2-)-kappaO)(3-(hydroxy-kappaO)-4-(2-(2-(hydroxy-kappaO)-1-naphthalenyl)diazenyl-kappaN1)-7-nitro-1-naphthalenesulfonato(3-))-, sodium hydrogen (1:1:1);1-(2-Hydroxy-5-chlorophenylazo)-2-hydroxynaphthalene, 1-2-hydroxy-6-nitro-4-sulfonaphthyl-1-azo)-2-hydroxynaphthalene sodium salt, cobalt complex;Cobaltate(2-), (1-((5-chloro-2-(hydroxy-kappaO)phenyl)azo-kappaN1)-2-naphthalenolato(2-)-kappaO)(3-(hydroxy-kappaO)-4-((2-(hydroxy-kappaO)-1-naphthalenyl)azo-kappaN1)-7-nitro-1-naphthalenesulfonato(3-))-, sodium hydrogen;Hydrogen sodium (1-((5-chloro-2-hydroxyphenyl)azo)naphthalen-2-olato(2-))(3-hydroxy-4-((2-hydroxy-1-naphthyl)azo)-7-nitronaphthalene-1-sulphonato(3-))cobaltate(2-);cobalt(3+) hydrogen sodium 1-[(E)-(5-chloro-2-oxidophenyl)diazenyl]naphthalen-2-olate 7-nitro-3-oxido-4-[(E)-(2-oxidonaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate (1:1:1:1:1)
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