1. Institut Max von Laue–Paul Langevin, Grenoble, France
2. School of Chemistry, University of Nottingham, Nottingham, United Kingdom
3. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Oslo, Oslo, Norway
4. Centre for Advanced Study at the Norwegian Academy of Science and Letters, Oslo, Norway
5. Laboratoire de Chimie Théorique, Université Pierre et Marie Curie, CNRS, Sorbonne Universités, Paris, France