Synonyms: 68140-37-4;AC1L36CA;AR-1I2665;copper(2+) sodium 4-[(E)-(3',4-dioxido-4'-{(E)-[1-oxido-6-(phenylamino)-3-sulfonatonaphthalen-2-yl]diazenyl}biphenyl-3-yl)diazenyl]-3-oxidonaphthalene-2,7-disulfonate (2:3:1);copper(2+) sodium 4-[(e)-(3',4-dioxido-4'-{(e)-[1-oxido-6-(phenylamino)-3-sulfonatonaphthalen-2-yl]diazenyl}biphenyl-3-yl)diazenyl]-3-oxidonaphthalene-2,7-disulfonate(2:3:1);Cuprate(3-), (mu-(4-((3,3'-di(hydroxy-kappaO)-4'-((1-(hydroxy-kappaO)-6-(phenylamino)-3-sulfo-2-naphthalenyl)azo-kappaN1)(1,1'-biphenyl)-4-yl)azo-kappaN1)-3-(hydroxy-kappaO)-2,7-naphthalenedisulfonato(7-)))di-, trisodium;Cuprate(3-), (mu-(4-((3,3'-dihydroxy-4'-((1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)azo)(1,1'-biphenyl)-4-yl)azo)-3-hydroxy-2,7-naphthalenedisulfonato(7-)))di-, trisodium;Cuprate(3-), (mu-(4-(2-(3,3'-di(hydroxy-kappaO)-4'-(2-(1-(hydroxy-kappaO)-6-(phenylamino)-3-sulfo-2-naphthalenyl)diazenyl-kappaN1)(1,1'-biphenyl)-4-yl)diazenyl-kappaN1)-3-(hydroxy-kappaO)-2,7-naphthalenedisulfonato(7-)))di-, sodium (1:3);dicopper trisodium 4-[[5-[4-[(6-anilino-1-oxido-3-sulfonatonaphthalen-2-yl)diazenyl]-3-oxidophenyl]-2-oxidophenyl]diazenyl]-3-oxidonaphthalene-2,7-disulfonate