1. Department of Chemistry Faculty of Science Masaryk University Kamenice 5 625 00 Brno Czech Republic
2. RECETOX Faculty of Science Masaryk University Kamenice 5 625 00 Brno Czech Republic
3. Institute of Organic Chemistry and Technology Faculty of Chemical Technology University of Pardubice Studentská 573 532 10 Pardubice Czech Republic
4. Department of Organic Chemistry Faculty of Science Charles University Hlavova 2030/8 128 43 Prague Czech Republic
5. Institute for Molecules and Materials Radboud University Heyendaalseweg 135 6525 AJ Nijmegen The Netherlands