Synonyms: Cobaltate(1-), bis(3-(2-(4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)diazenyl-kappaN1)-4-(hydroxy-kappaO)benzenesulfonamidato(2-))-, sodium (1:1), (OC-6-22')-;Cobaltate(1-), bis(3-(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-4-hydroxybenzenesulfonamidato(2-))-, sodium;Cobaltate(1-), bis(3-((4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)azo-kappaN1)-4-(hydroxy-kappaO)benzenesulfonamidato(2-))-, sodium, (OC-6-22')-;Cobaltate(1-), bis(3-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-4-hydroxybenzenesulfonamidato(2-))-, sodium, (OC-6-22')-;Sodium bis(3-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-4-hydroxybenzenesulphonamidato(2-))cobaltate(1-);cobalt(3+) sodium 3-methyl-4-[(E)-(2-oxido-5-sulfamoylphenyl)diazenyl]-1-phenyl-1H-pyrazol-5-olate (1:1:2)