[μ2-trans-1,2-Bis(pyridin-4-yl)ethene-κ2N:N′]bis[1,2-bis(pyridin-4-yl)ethene-κN]bis[N-(2-hydroxyethyl)-N-isopropyldithiocarbamato-κ2S,S′]cadmium acetonitrile tetrasolvate: crystal structure and Hirshfeld surface analysis | Publicación