1. Central European Institute of Technology, Masaryk University, Brno 62500, Czech Republic
2. Slovenian NMR Centre, National Institute of Chemistry, Ljubljana SI-1000, Slovenia
3. National Centre for Biomolecular Research, Masaryk University, Brno 62500, Czech Republic
4. Institute of Biophysics of the Czech Academy of Sciences, Brno 61265, Czech Republic
5. Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences, Prague, Czech Republic
6. EN-FIST Centre of Excellence, Ljubljana SI-1001, Slovenia
7. Faculty of Chemistry and Chemical Technology, University of Ljubljana, Ljubljana SI-1000, Slovenia