74592-99-7 Cuprate(4-), (mu-((3,3'-((3,3'-di(hydroxy-kappaO)(1,1'-biphenyl)-4,4'-diyl)bis(azo-kappaN1))bis(5-amino-4-(hydroxy-kappaO)-2,7-naphthalenedisulfonato))(8-)))bis(2,2'-(imino-kappaN)bis(ethanol-kappaO))di-, lithium trisodium