1. Department of Chemistry
2. M.V. Lomonosov Moscow State University
3. 119991 Moscow
4. Russia
5. Institute of Synthetic Polymer Materials
6. a foundation of Russian Academy of Sciences
7. 117393 Moscow
8. Institute of Physical Chemistry
9. RWTH Aachen University
10. 52056 Aachen
11. Germany
12. Institute of Organic Chemistry
13. Johannes Gutenberg University of Mainz
14. 55099 Mainz