- Neutral coordination polymers based on a metal-mono(dithiolene) complex: synthesis, crystal structure and supramolecular chemistry of [Zn(dmit)(4,4 '-bpy)](n), [Zn(dmit)(4,4 '-bpe)](n) and [Zn(dmit)(bix)](n) (4,4 '-bpy=4,4 '-bipyridine, 4,4 '-bpe = trans-1,2-bis(4-pyridyl)ethene, bix=1,4-bis(imidazole-1-ylmethyl)-benzene