1. Department
of Chemistry, Saint Petersburg State University, Universitetsky Pr. 26, 198504 Stary Petergof, Russian Federation
2. Centro
de Química Estrutural, Complexo I, Instituto Superior Técnico, Universidade Técnica de Lisboa, Avenida Rovisco
Pais, 1049-001 Lisbon, Portugal
3. N. S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences, Leninsky Pr. 31, 119991 Moscow, Russian Federation
4. Institute of Macromolecular Compounds, Russian Academy
of Sciences, V.O. Bolshoi
Pr. 31, 199004 Saint
Petersburg, Russian Federation