Crystal structures of two stilbazole derivatives: bis{(<i>E</i>)-4-[4-(diethylamino)styryl]-1-methylpyridin-1-ium} tetraiodidocadmium(II) and (<i>E</i>)-4-[4-(diethylamino)styryl]-1-methylpyridin-1-ium 4-methoxybenzenesulfonate monohydrate
Acta crystallographica. Section E, Crystallographic communications