O.N. Tolkachev - Dr. Sc. (Chem,), Professor, All-Russian Scientific Research Institute of Medicinal and Aromatic Plants (VILAR). E-mail: vilarnii@mail.ru
N.I. Zabalueva - Ph. D. (Chem.), Senior Lecturer, North-West State Medical University (NWSMU). E-mail: glora@peterlink.ru