1. Clemens-Schöpf-Institut für Organische Chemie und Biochemie
2. Technische Universität Darmstadt
3. D-64287 Darmstadt, Germany
4. Department of Inorganic and Analytical Chemistry
5. University of Debrecen
6. H-4032 Debrecen, Hungary
7. School of Chemistry
8. University of Manchester
9. Manchester M13 9PL, UK
10. Department of Food Science
11. University of Copenhagen