Two solvatomorphic forms of a copper complex formulated as Cu(L(1))(ClO4)2·1.2H2O and Cu(L(1))(ClO4)2, where L(1) is 3,10-C-meso-3,5,7,7,10,12,14,14-octamethyl-1,4,8,11-tetraazacyclotetradecane.