1. University of Belgrade - Faculty of Chemistry, Belgrade, Serbia
2. Department of Pharmacy, Faculty of Medicine, University of Niš, Niš, Serbia
3. Innovative Centre of the Faculty of Chemistry Belgrade, Belgrade, Serbia
4. Institute of Chemistry, Technology and Metallurgy – National Institute of the Republic of Serbia, University of Belgrade, Belgrade, Serbia
5. Department of Biology and Ecology, Faculty of Science and Mathematics, University of Niš, Niš, Serbia