1. Department of Physical Inorganic Chemistry, L.V.Pisarzhevskii Institute of Physical Chemistry, National Academy of Sciences of Ukraine, Kyiv, Ukraine
2. Department of Chemistry of Phosphoranes, Institute of Organic Chemistry, National Academy of Sciences of Ukraine, Kyiv, Ukraine
3. Institute of Physical Chemistry, Polish Academy of Sciences, Warsaw, Poland
4. Faculty of Mathematics and Natural Sciences, Cardinal Stefan Wyszynski University in Warsaw, Warsaw, Poland