1. Department of Inorganic and Analytical Chemistry, University of Debrecen, H-4032 Debrecen, Hungary
2. Doctoral School of Chemistry, University of Debrecen, H-4032 Debrecen, Hungary
3. Department of Physical Chemistry, University of Debrecen, H-4032 Debrecen, Hungary
4. Centre for Structural Science, Research Centre for Natural Sciences, H-1117 Budapest, Hungary
5. MTA-DE Redox and Homogeneous Reaction Mechanisms Research Group, University of Debrecen, H-4032 Debrecen, Hungary