[1] Univ Montpellier, ENSCM, CNRS, Inst Charles Gerhardt,Equipe Ingn Mol & Nanoobjet, Pl Eugene Bataillon, F-34095 Montpellier 5, France
[2] Russian Acad Sci, Inst Organometall Chem, 49 Tropinina Str,GSP 445, Nizhnii Novgorod 630950, Russia
[3] Russian Acad Sci, Inst Organoelement Cpds, 28 Vavilova Str, Moscow 119334, Russia