1. Chemical
Biology Research Group, Institute of Organic Chemistry, Research Centre
for Natural Sciences, Hungarian Academy of Sciences. Magyar tudósok
krt. 2, H-1117, Budapest, Hungary
2. Institute
of Organic Chemistry, Karlsruhe Institute of Technology (KIT), Fritz-Haber-Weg 6, 76131 Karlsruhe, Germany
3. Institute
of Toxicology and Genetics, Karlsruhe Institute of Technology (KIT), H.-v.-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen, Germany