1. Taras Shevchenko National University of Kyiv, 64/13 Volodymyrska Str, Kyiv, Ukraine
2. Institute of Semiconductors′ Physics, National Academy of Sciences, 45 Nauky Str, Kyiv, Ukraine
3. Bogomolets National Medical University, 13 Taras Shevchenko blv, Kyiv, Ukraine
4. Institute of Bioorganic Chemistry and Petrochemistry, National Academy of Sciences, 1 Murmanska Str, Kyiv, Ukraine