1. Institute of Pharmacognosy, University of Szeged, Szeged 6720, Hungary
2. HUN-REN-USZ Biologically Active Natural Products Research Group, University of Szeged, Szeged 6720, Hungary
3. Fine Chemical and Natural Products Laboratory, CIDIE CONICET-UCC, Universidad Católica de Córdoba, Córdoba X5016DHK, Argentina
4. Institute of Pharmaceutical Analysis, University of Szeged, Szeged 6720, Hungary
5. The Center for Plant Molecular Biology, University of Tubingen, Tubingen 72076, Germany
6. Department of Pharmacognosy, University of Pécs, Pécs 7624, Hungary