[1] Budapest Univ Technol & Econ, Dept Organ Chem & Technol, Gellert Ter 4, H-1111 Budapest, Hungary
[2] Gedeon Richter Plc, Spectroscop Res Dept, POB 27, H-1475 Budapest 10, Hungary
[3] Univ Szeged, Interdisciplinary Excellence Ctr, Inst Pharmacognosy, Eotvos U 6, H-6720 Szeged, Hungary
[4] Univ Szeged, Interdisciplinary Excellence Ctr, Dept Pharmacodynam & Biopharm, Eotvos U 6, H-6720 Szeged, Hungary
[5] Univ Szeged, Interdisciplinary Ctr Nat Prod, Eotvos U 6, H-6720 Szeged, Hungary