1. Univ. Grenoble Alpes, CNRS, CEA, Spintec, 38054 Grenoble, France
2. Friedrich-Alexander Univ. Erlangen-Nürnberg, Inorganic Chemistry, 91058 Erlangen, Germany
3. Univ. Grenoble Alpes, CNRS, Institut Néel, 38042 Grenoble, France
4. Swiss Light Source, Paul Scherrer Institut, 5232 Villigen PSI, Switzerland
5. Institute of Chemistry, Saint-Petersburg State University, 198504 St. Petersburg, Russia