Z. I. Kuvaeva
Institute of Physical Organic Chemistry of the National Academy of Sciences of Belarus
Belarus

Zoya I. Kuvaeva – D. Sc. (Chemistry), Professor. Head of the Department

13, Surganov Str., 220072, Minsk 

E. G. Karankevich
Institute of Physical Organic Chemistry of the National Academy of Sciences of Belarus
Belarus

Elena G. Karankevich – Ph. D. (Chemistry), Head of the Laboratory

13, Surganov Str., 220072, Minsk