Affiliation: | 1. Faculty of Chemistry, University of Wroc?aw, Joliot-Curie 14, 50–383 Wroc?aw, Poland;2. Institute of Chemistry, University of Opole, Oleska 48, 45-951 Opole, Poland;3. Institute of Low Temperature and Structure Research, PAS, Okólna 2, 50-950 Wroc?aw, Poland |