1. Institute of Organic and Medicinal Chemistry, University of Pecs, Szigeti st. 12. Pecs, H-7624 Pecs, Hungary
2. Department of Radiology, Geisel School of Medicine, Dartmouth College, Rubin-601, One Medical Center Drive, Lebanon, NH 03756, United States
3. Department of Chemistry, College of Nyiregyhaza, Sostoi st. 31/B, H-4440 Nyíregyhaza, Hungary
4. Department of Organic and Medicinal Chemistry, Medical Faculty of University of Pecs, Szigeti st. 12. Pecs, Hungary