1. Department of Organic Chemistry Faculty of Science Palacký University Tř. 17. Listopadu 12 771 46 Olomouc Czech Republic
2. Institute of Molecular and Translational Medicine Faculty of Medicine and Dentistry Palacký University Hněvotínská 5 779 00 Olomouc Czech Republic
3. Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences Flemingovo nám. 542/2 160 00 Prague Czech Republic