68039-64-5

Cuprate(3-), (mu-(3-((3,3'-di(hydroxy-kappaO)-4'-((1-(hydroxy-kappaO)-4-sulfo-2-naphthalenyl)azo-kappaN1)(1,1'-biphenyl)-4-yl)azo-kappaN1)-4-(hydroxy-kappaO)-5-hydroxy-2,7-naphthalenedisulfonato(7-)))di-, trisodium