1. Institute of Polymer Science, University of Ulm, Albert-Einstein-Allee 47, D-89069 Ulm, Germany
2. Faculty of Biology, Moscow State University, 119991 Moscow, Russia
3. Institute of Organic Chemistry II and Advanced Materials, University of Ulm, Albert-Einstein-Allee 11, D-89081 Ulm, Germany
4. Institute of Organoelement Compounds, Russian Academy of Science, 119991 Moscow, Russia
5. Department of Chemistry, Humboldt-Universität zu Berlin, Brook-Taylor-Strasse 2, D-12489 Berlin, Germany
6. Faculty of Physics, Moscow State University, 119991 Moscow, Russia.