111977-80-1

Cuprate(4-),[5-(acetylamino)-4-hydroxy-3-[2-[5-(hydroxy-kO)-6-[2-[2-(hydroxy-kO)-5-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]diazenyl-kN1]-7-sulfo-2-naphthalenyl]diazenyl]-2,7-naphthalenedisulfonato(6-)]-,sodium (1:4)