Copper 4 Crystallography, X-Ray 4 Hydrogen 4 Hydrogen Bonding 4 Hydrogen bonds 4 Organometallic Compounds 4 X ray crystallography 4 article 4 chemical structure 4 chemistry copper 4 hydrogen bond 4 organometallic compound 4 Apical positions 2 Atoms 2 Carboxamides 2 Chromophores 2 Complex molecules 2 Complexation 2 Copper (ii) 2 Copper complexes 2 Copper compounds 2 Dihydrogen 2 Dimerization 2 Dinuclear units 2 Ditiocarb 2 Equatorial planes 2 Ethers 2 Hydrates 2 Hydration 2