1. Department of Inorganic Chemistry, University of Chemistry and Technology Prague, Technická 5, 166 28 Prague 6, Czech Republic
2. Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
3. Institute of Organic Chemistry and Biochemistry ASCR, Vvi, Flemingovo Náměstí 2, 16610 Prague 6, Czech Republic