1. Molecular Inorganic Chemistry, Stratingh Institute for Chemistry; Faculty of Science and Engineering; University of Groningen; Nijenborgh 4 9747AG Groningen The Netherlands
2. Faculty of Chemistry; University of Belgrade; Studentski trg 12-16 11000 Belgrade Serbia
3. Department of Chemistry and Center for Metals in Biocatalysis; University of Minnesota; 207 Pleasant Street SE Minneapolis MN 55455 USA