1. Department of Chemistry and Pharmacy, Inorganic Chemistry, Friedrich-Alexander University Erlangen-Nürnberg (FAU), 91058 Erlangen, Germany
2. Department of Chemistry, University of Kansas, 1567 Irving Hill Road, Lawrence, Kansas 66045, United States
3. Department of Chemistry and Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, United States
4. National High Magnetic Field Laboratory, Florida State University, Tallahassee, Florida 32310, United States
5. Department of Chemistry, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States
6. Department of Biological, Physical and Health Sciences, Roosevelt University, Chicago, Illinois 60605, United States