1. Department of Chemistry, St. Petersburg State University, 198504 Stary Petergof, Russian Federation
2. Department of Chemistry, University of Eastern Finland, Department of Chemistry, P.O. Box 111, FI-80101 Joensuu, Finland
3. Centro de Química Estrutural, Complexo I, Instituto Superior Técnico, TU Lisbon, Av. Rovisco Pais, 1049-001 Lisbon, Portugal
4. N.S. Kurnakov Institute of General and Inorganic Chemistry of Russian Academy of Sciences, Leninsky Prosp. 31, 119991 Moscow, GSP-1, Russian Federation
5. Institute of Macromolecular Compounds of Russian Academy of Sciences, V. O. Bolshoii Pr. 31, 199004 St. Petersburg, Russian Federation