1. Inorganic Chemistry, Department of Chemistry and Pharmacy, University of Erlangen-Nuremberg, Erlangen, Germany;
2. Central Institute for Scientific Computing (ZISC), University of Erlangen-Nuremberg, Erlangen, Germany;
3. Department of Chemistry, Faculty of Science, University of Kragujevac, Kragujevac, Serbia;
4. Computer Chemistry Center, Department of Chemistry and Pharmacy, University of Erlangen-Nuremberg, Erlangen, Germany;
5. Faculty of Chemistry, Jagiellonian University, Krakow, Poland;
6. Faculty of Chemistry, Nicolaus Copernicus University, Toruń, Poland