THE SYNTHESIS AND CRYSTAL STRUCTURE OF 2-(CHLOROSELANYL)PYRIDINE 1-OXIDE: THE FIRST MONOMERIC ORGANOSELENENYL CHLORIDE STABILIZED BY AN INTRAMOLECULAR SECONDARY SE···O INTERACTION СтатьяAskerov R.K., Matsulevich Zh.V., Borisova G.N., Zalepkina S.A., Smirnov V.F., Grishina M.M., Dorovatovskii P.V., Borisov A.V., Khrustalev V.N.Acta Crystallographica Section E: Crystallographic Communications. 2016.