1. Institute of Bioorganic Chemistry, Polish Academy of Sciences, Noskowskiego 12/14, Poznań 61-704, Poland
2. Department of Bioorganic Chemistry Wrocław University of Science and Technology, Wybrzeże Wyspiańskiego 27, Wrocław 50-370, Poland
3. Department of Medical Biochemistry, Wrocław Medical University, Pausteura 1, Wroclaw 50-368, Poland
4. Faculty of Chemistry, Jagiellonian Univeristy, Gronostajowa 2, Kraków 30-387, Poland