Reactions are run in DMF under N2: ZnPc(tomamine)4 uses 5.2 equivalents tomamine, 5.3 equivalents K2CO3, stir 48 h at 135 οC; ZnPc(tomamine)3 uses 3.2 equivalents tomamine, 3.3 equivalents K2CO3, stir 24 h at 120 οC; ZnPc(tomamine)2 uses 2.2 equivalents tomamine, stir 16 h at 120 οC; ZnPc(tomamine)1 uses 1.2 equivalents tomamine, stir 12 h at 110 οC.