Brudnik S. V. RussiaSaratov State University , 83, Astrakhanskaya str., Saratov, 410012, Russia sbrud@mail.ru Author's articles Investigation of the Structure and Ways of Formation of Isomeric Tyenylsubstituted Triazolohexohydroquinazolines by Methods of NMR Spectroscopy and Chromato-mass-spectromectry