Synonyms: Cuprate(3-), (mu-(3-((4'-((6-(benzoylamino)-1-(hydroxy-kappaO)-3-sulfo-2-naphthalenyl)azo-kappaN1)-3,3'-di(hydroxy-kappaO)(1,1'-biphenyl)-4-yl)azo-kappaN1)-4-(hydroxy-kappaO)-5-hydroxy-2,7-naphthalenedisulfonato(7-)))di-, trisodium;Cuprate(3-), (mu-(3-((4'-((6-(benzoylamino)-1-hydroxy-3-sulfo-2-naphthalenyl)azo)-3,3'-dihydroxy(1,1'-biphenyl)-4-yl)azo)-4,5-dihydroxy-2,7-naphthalenedisulfonato(7-)))di-, trisodium;Cuprate(3-), (mu-(3-(2-(4'-(2-(6-(benzoylamino)-1-(hydroxy-kappaO)-3-sulfo-2-naphthalenyl)diazenyl-kappaN1)-3,3'-di(hydroxy-kappaO)(1,1'-biphenyl)-4-yl)diazenyl-kappaN1)-4-(hydroxy-kappaO)-5-hydroxy-2,7-naphthalenedisulfonato(7-)))di-, sodium (1:3);Trisodium (mu-(3-((4'-((6-benzamido-1-hydroxy-3-sulpho-2-naphthyl)azo)-3,3'-dihydroxy(1,1'-biphenyl)-4-yl)azo)-4,5-dihydroxynaphthalene-2,7-disulphonato(7-)))dicuprate(3-)