1. Institute of Organic Chemistry
and Biochemistry, v.v.i., and Gilead Sciences and IOCB Research Center, Academy of Sciences of the Czech Republic, Flemingovo nám. 2, 166 10 Prague 6, Czech Republic
2. Regional Center of Advanced Technologies and Materials, Department of Physical Chemistry, Palacký University, Olomouc, 771 46 Olomouc, Czech Republic