1. Department of Chemistry – BMC, Uppsala University, P.O. Box 576, SE-751 23 Uppsala, Sweden
2. Hylleraas Centre for Quantum Molecular Sciences, UiT The Arctic University of Norway, 9037 Tromsø, Norway
3. Department of Chemistry, UiT The Arctic University of Norway, 9037 Tromsø, Norway
4. Université de Nantes, CNRS, CEISAM UMR 6230, F-44000 Nantes, France