Synonyms: Copper,[N,N',N'',N'''-tetrakis[2-(2,5-dihydroxyphenyl)-1-methylethyl]-29H,31H-phthalocyanine-2,9,16,23-tetrasulfonamidato(2-)-N29,N30,N31,N32]-,(SP-4-1)-; Copper,[N,N',N'',N'''-tetrakis[2-(2,5-dihydroxyphenyl)-1-methylethyl]-29H,31H-phthalocyanine-2,9,16,23-tetrasulfonamidato(2-)-kN29,kN30,kN31,kN32]-, (SP-4-1)- (9CI);29H,31H-Phthalocyanine-2,9,16,23-tetrasulfonamide,N,N',N'',N'''-tetrakis[2-(2,5-dihydroxyphenyl)-1-methylethyl]-, copper complex