36495-85-9 39702-40-4 Copper tetra-4-(octadecylsulphonamide)phthalocyanine Copper, (N,N',N'',N'''-tetraoctadecyl-29H,31H-phthalocyanine-C,C,C,C-tetrasulfonamidato(2-)-kappaN29,kappaN30,kappaN31,kappaN32)- Copper, (N,N',N'',N'''-tetraoctadecyl-29H,31H-phthalocyaninetetrasulfonamidato(2-)-N(29),N(30),N(31),N(32)-