85959-71-3 91978-57-3 Cuprate(1-), (3-((3-((4-(((4-((2-amino-4-hydroxyphenyl)azo)phenyl)amino)carbonyl)phenyl)azo)-2,4-dihydroxyphenyl)azo)-4-hydroxybenzenesulfonato(3-))-, sodium Cuprate(1-), (3-((3-((4-(((4-((2-amino-4-hydroxyphenyl)azo)phenyl)amino)carbonyl)phenyl)azo)-2-(hydroxy-kappaO)-4-hydroxyphenyl)azo-kappaN1)-4-(hydroxy-kappaO)benzenesulfonato(3-))-, sodium EINECS 289-066-1 Sodium (3-((3-((4-(((4-((2-amino-4-hydroxyphenyl)azo)phenyl)amino)carbonyl)phenyl)azo)-2,4-dihydroxyphenyl)azo)-4-hydroxybenzenesulphonato(3-))cuprate(1-)