1. Department of Chemistry, Saint-Petersburg State University, Universitetsky Pr. 26, 198504 Stary
Petergof, Russian Federation
2. A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, Vavilova str. 28, 119991 Moscow, Russian Federation
3. Department of Chemistry, University of Eastern Finland, P.O. Box 111, FI-80101 Joensuu, Finland
4. N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences, 31 Leninsky Pr., 119991 Moscow, Russian Federation
5. Institute of Macromolecular Compounds, Russian Academy of Sciences, V.O. Bolshoi
Pr. 31, 199004 Saint-Petersburg, Russian Federation