E.N. Vergeichik - Dr.Sc. (Pharm.), Professor, Chair of Pharmaceutical Chemistry, Pyatigorsk Medical and Pharmaceutical Institute - Branch of SBEI HPE VolgSMI Ministry of Health of Russia, Stavropol region, Pyatigorsk. E-mail: en-vergejchik@mail.ru
A.V. Morozov - Post-graduate Student, Chair of Pharmaceutical Chemistry, Pyatigorsk Medical and Pharmaceutical Institute - Branch of SBEI HPE VolgSMI Ministry of Health of Russia, Stavropol region, Pyatigorsk. E-mail: andrewmorozov@mail.ru