1. Pharmaceutical Biochemistry and Bioanalytics, Pharmaceutical Institute, University of Bonn, 53121 Bonn, Germany
2. Institutes I & II of Pharmacology, Center of Pharmacology, Faculty of Medicine and University Hospital Cologne, University of Cologne, 50931 Cologne, Germany
3. Centre of New Technologies, University of Warsaw, 02-097 Warsaw, Poland
4. Institute of Radiopharmaceutical Cancer Research, Helmholtz-Zentrum Dresden-Rossendorf, 01328 Dresden, Germany
5. Division of Biophysics, Faculty of Physics, University of Warsaw, 02-093 Warsaw, Poland