Columnar arrays Crystal structure 6 Title compounds 6 Asymmetric units 4 Benzene 4 Bromine compounds 4 C links 4 Halogen bondings 4 Halogen compounds 4 Linear chains 4 Spatial organizations 4 Synthon 4 4′-substituted 2,2′:6′,2′′-terpyridine 2 AIM 2 Atoms 2 Atoms in Molecules 2 Bader's theory 2 Bonding character 2 Crystal atomic structure 2 Hydrogen bonds 2 Ions 2 Molecules 2 Non-covalent interaction 2 Supramolecular structure 2 Terpyridines 2 atoms-in-molecules 2 attractive H..H interaction 2 attractive H⋯H interaction 2 crystal structure 2 theoretical characterization 2