1. Product Development
Department, Refining and Marketing Business Division, Industrija Nafte, d.d. (INA), Lovinčićeva 4, HR-10002 Zagreb, Croatia
2. Department of Chemistry,
Faculty of Science, University of Zagreb, Horvatovac 102a, HR-10000 Zagreb, Croatia
3. Slovenian NMR Center, National Institute of Chemistry, SI-1000 Ljubljana, Slovenia