1. Enikolopov Institute of Synthetic Polymeric Materials, Russian Academy of Sciences; 70 ul. Profsoyuznaya Moscow 117393 Russian Federation
2. Institute for Problems of Chemical Physics, Russian Academy of Sciences; Semenov Ave. 1 142432 Chernogolovka Moscow Region Russian Federation
3. A. E. Arbuzov Institute of Organic and Physical Chemistry, Kazan Scientific Center Russian Academy of Sciences; Kazan 420088 Russian Federation
4. LPICM; UMR 7647 CNRS, Ecole Polytechnique Route de Saclay Palaiseau Cedex 91128 France
5. Nesmeyanov Institute of Organolement Compounds, Russian Academy of Sciences; 28 ul. Vavilova Moscow 119991 Russian Federation