1. A.V. Topchiev Institute of Petrochemical Synthesis of the Russian Academy of Sciences, Photochemistry
Center of the Russian Academy of Sciences, 7A Novatorov str., Moscow
117421, Russia
2. Scientific and Technical Center on
Raman Spectroscopy, A.N. Nesmeyanov Institute of Organoelement Compounds, the Russian Academy of Sciences, 28 Vavilova
str., Moscow 119991,
Russia