| Affiliation: | 1. Department of Chemistry, Chemical Process and Technology, Togliatti State University, , Togliatti, 445667 Russian Federation;2. Department of Organic, Bioorganic and Medicinal Chemistry, Samara State University, , Samara, 443011 Russian Federation;3. Department of General and Theoretical Physics, Togliatti State University, , Togliatti, 445667 Russian Federation;4. NMR laboratory, A. N. Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, , Moscow, B‐334 119991 Russian Federation |
