Synonyms: Cobaltate(1-), (N-(8-(2-(5-(aminosulfonyl)-2-(hydroxy-kappaO)phenyl)diazenyl-kappaN1)-7-(hydroxy-kappaO)-1-naphthalenyl)acetamidato(2-))(3-(2-(4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)diazenyl-kappaN1)-4-(hydroxy-kappaO)benzenesulfonamidato(2-))-, hydrogen (1:1);Cobaltate(1-), (N-(8-((5-(aminosulfonyl)-2-(hydroxy-kappaO)phenyl)azo-kappaN1)-7-(hydroxy-kappaO)-1-naphthalenyl)acetamidato(2-))(3-((4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)azo-kappaN1)-4-(hydroxy-kappaO)benzenesulfonamid;Cobaltate(1-), (N-(8-((5-(aminosulfonyl)-2-(hydroxy-kappaO)phenyl)azo-kappaN1)-7-(hydroxy-kappaO)-1-naphthalenyl)acetamidato(2-))(3-((4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)azo-kappaN1)-4-(hydroxy-kappaO)benzenesulfonamidato(2-))-, hydrogen;Cobaltate(1-), (N-(8-((5-(aminosulfonyl)-2-hydroxyphenyl)azo)-7-hydroxy-1-naphthalenyl)acetamidato(2-))(3-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-4-hydroxybenzenesulfonamidato(2-))-, hydrogen;cobalt(3+) 8-(acetylamino)-1-[(E)-(2-oxido-5-sulfamoylphenyl)diazenyl]naphthalen-2-olate 2-[(E)-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)diazenyl]-4-sulfamoylphenolate (1:1:1)