1. N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Prospect, 47, Moscow 119991, Russia
2. Dmitry Mendeleev University of Chemical Technology of Russia, Miusskaya Sq. 9, Moscow 125047, Russia
3. A. N. Nesmeyanov Institute of Organoelement Compounds, Vavilov Str. 28, Moscow 119991, Russia
4. Center for Magnetic Resonance, St. Petersburg State University, University Av. 26, St. Petersburg 198504, Russia
5. Department of Crystallography, St. Petersburg State University, Universitetskaya Nab. 7/9, St. Petersburg 199034, Russia