1. Department of Pharmaceutical Chemistry and Pharmaceutical Analysis, Faculty of Pharmacy in Hradec Králové, Charles University, 500 05 Hradec Králové, Czech Republic
2. Department of Analytical Chemistry, Faculty of Pharmacy in Hradec Králové, Charles University, 500 05 Hradec Králové, Czech Republic
3. Institute of Inorganic Chemistry, Czech Academy of Sciences, 25068 Řež, Czech Republic
4. Department of Inorganic Chemistry, Faculty of Science, Charles University, Prague 2, 2030 Hlavova, Czech Republic