Synonyms: Copper, (N,N,N',N',N'',N'',N''',N'''-octabutyl-29H,31H-phthalocyanine-C,C,C,C-tetrasulfonamidato(2-)-kappaN29,kappaN30,kappaN31,kappaN32)-;Copper, (N,N,N',N',N'',N'',N''',N'''-octabutyl-29H,31H-phthalocyaninetetrasulfonamidato(2-)-N29,N30,N31,N32)-;(N,N,N',N',N'',N'',N''',N'''-Octabutyl-29H,31H-phthalocyaninetetrasulphonamidato(2-)-N29,N30,N31,N32)copper;copper(2+) 2,8,18,24-tetrakis(dibutylsulfamoyl)phthalocyanine-29,30-diide