1. Department of Chemistry, Warsaw University, Pasteura 1, 02-093 Warszawa, Poland
2. Department of Organic Chemistry, University of Łódź, Narutowicza 68, 90-136 Łódź, Poland
3. Instytut of Organic Chemistry, The Technical University of Radom, Chrobrego 27, 26-600 Radom, Poland