Atoms 4 Hydrogen bonds 4 Ions 4 Terpyridines 4 X ray crystallography 4 article 4 crystal structure 4 hydrogen bond 4 pyridine derivative 4 1,10 phenanthroline 2 2,2':6'2'' terpyridine 2 4′-substituted 2,2′:6′,2′′-terpyridine 2 AIM 2 Apical positions 2 Atoms in Molecules 2 Bader's theory 2 Bonding character 2 Chromophores 2 Columnar arrays 2 Complex molecules 2 Complexation 2 Copper 2 Copper (ii) 2 Copper complexes 2 Copper compounds 2 Crystal atomic structure 2 Crystal structure 2 Crystal structures 2 Crystallography, X-Ray 2 Dihydrogen 2