1. Lothar-von-Faber-Schule, Staatliche Fachoberschule Nürnberg, Nürnberg, Deutschland;
2. Inorganic Chemistry, Department of Chemistry and Pharmacy, University of Erlangen-Nuremberg, Erlangen, Deutschland;
3. Computer Chemistry Center, Department of Chemistry and Pharmacy, University of Erlangen-Nuremberg, Erlangen, Deutschland;
4. Central Institute for Scientific Computing (ZISC), University of Erlangen-Nuremberg, Erlangen, Germany;
5. Department of Chemistry, Faculty of Science, University of Kragujevac, Kragujevac, Serbia;
6. Faculty of Chemistry, Jagiellonian University, Krakow, Poland;
7. Faculty of Chemistry, N. Copernicus University, Toruń, Poland