1. Institute
of Chemistry, Slovak Academy of Sciences, 845 38 Bratislava, Slovakia
2. Early
to Candidate Unit, Sanofi, 1 Avenue Pierre Brossolette, 91385 Chilly-Mazarin Cedex, France
3. Institute
of Inorganic Chemistry, Slovak Academy of Sciences, 845 36 Bratislava, Slovakia
4. Faculty
of Natural Sciences, Comenius University, 842 15 Bratislava, Slovakia