1. Lomonosov Moscow State University, Department of Organic Chemistry, Moscow 119991 Russia
2. University of Ljubljana Faculty of Health Sciences, Zdravstvena pot 5, Ljubljana 1000 Slovenia
3. MASSECO d.o.o. Erazmova 20, Postojna 6230, Slovenia
4. University of Ljubljana Faculty of Education, Department for Biology, Chemistry and Home Economics, Kardeljeva ploščad 16, Ljubljana 1000 Slovenia
5. Pushchino Branch, Shemyakin−Ovchinnikov Institute of Bioorganic Chemistry, Russian Academy of Sciences, Prospekt Nauki 6, Pushchino, Moscow 142290, Russia
6. Department of Medicinal Biochemistry and Biophysics, Division of Molecular Biometry, Karolinska Institutet, Stockholm 17177 Sweden