1. Department of Chemistry and Pharmacy, Inorganic Chemistry, Friedrich-Alexander University of Erlangen-Nuremberg, Egerlandstrasse 1, 91058 Erlangen, Bavaria, Germany
2. Department of Chemistry
and Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, United States
3. Department of Chemistry and Pharmacy, Theoretical
Chemistry, Friedrich-Alexander University of Erlangen-Nuremberg, Egerlandstrasse 3, 91058 Erlangen, Bavaria, Germany