1. Nesmeyanov Institute of Organoelement Compounds Russian Academy of Sciences Vavilova str., 28 Moscow 119991 Russia
2. Peoples' Friendship University of Russia Miklukho-Maklay Str., 6 117198 Moscow Russia
3. ICGM ENSCM CNRS Univ. Montpellier Montpellier France
4. Zelinsky Institute of Organic Chemistry Russian Academy of Sciences Leninsky Prospect 47 Moscow 119991 Russia