SEARCH Articles Figures Tables Complexes with Macrocyclic Quadridentate Ligand Ligands, quadridentate atoms Ligands, quadridentate coordination complexes Ligands, quadridentate open-chain Ligands, quadridentate synthesis Ligands, quadridentate trigonal bipyramidal Macrocyclic Quadridentate Ligand Quadridentate ligand cyclam)