New bis(macrocyclic) dinickel(II) complexes obtained by oxidation of bis(5,7-dimethyl-1,4,8,11-tetraazacyclotetradeca-4,7-dien-6-yl)dinickel(II) perchlorate
Keywords: Dinickel(II) complexes; Bis(macrocyclic) ligands; Synthesis; Debromination;