1. Laboratoire National des Champs Magnétiques Intenses (LNCMI), Univ. Grenoble Alpes, INSA Toulouse, Univ. Paul Sabatier, EMFL, CNRS, Toulouse and Grenoble, France.
2. Department of Chemistry, University at Buffalo, State University of New York, Buffalo, NY 14260, USA.
3. CNRS, Univ. Bordeaux, Bordeaux INP, ICMCB, UMR 5026, F-33600 Pessac, France.
4. Univ. Bordeaux, CNRS, Centre de Recherche Paul Pascal, UMR 5031, F-33600 Pessac, France.