1. Institute of Pharmacognosy
2. University of Szeged
3. 6720 Szeged
4. Hungary
5. Department of Medical Microbiology and Immunobiology
6. Department of Pharmacodynamics and Biopharmacy
7. Interdisciplinary Centre for Natural Products
8. NMR group
9. Department of Medicinal and Biological Chemistry
10. College of Pharmacy and Pharmaceutical Sciences
11. MS 606
12. University of Toledo
13. Toledo