1. Faculty of Chemistry and Chemical Technology, University of Ljubljana, Večna pot 113, SI-1000 Ljubljana, Slovenia
2. Department of Physical and Macromolecular Chemistry, Faculty of Science, Charles University, Hlavova 2030, 128 40 Prague 2, Czechia
3. NMR Laboratory, Faculty of Science, Charles University, Hlavova 2030, 128 40 Prague 2, Czechia