1. Faculty of Chemistry, University of Wroclaw, F. Joliot-Curie 14, 50-383 Wroclaw, Poland
2. Department of Biotechnology, Chemistry and Pharmacy, University of Siena, Via A. Moro 2, 53100 Siena, Italy
3. Institute of Health Sciences, University of Opole, 68 Katowicka St., 45-060 Opole, Poland