1. Department of Polymers
2. University of Chemistry and Technology
3. 166 28 Prague 6
4. Czech Republic
5. Department of Organic Chemistry
6. Institute of Organic Chemistry and Biochemistry v.v.i
7. Academy of Sciences of the Czech Republic
8. Prague 6
9. Department of Inorganic Chemistry
10. Faculty of Science
11. Charles University in Prague
12. 128 40 Prague 2