1. V. I. Vernadsky Institute of General and Inorganic Chemistry, Ukrainian
National Academy of Sciences, 03680, Kyiv 142, Akademika Palladina
Ave. 32/34, Ukraine
2. Faculty
of Sciences, B6, University of Liège, B-4000 Sart-Tilman, Belgium
3. Department of Chemistry, Missouri
University of Science and Technology, University of Missouri, Rolla,
Missouri 65409-0010, United States
4. Department of Chemistry, Temple Hall 456, Missouri State University,
Springfield, Missouri 65897, United States