1. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Oslo, P.O.
Box 1033, Blindern, Oslo 0315, Norway
2. ICGM, Univ. Montpellier, CNRS, ENSCM, Montpellier, France
3. Institute of Chemical Sciences, Heriot-Watt University, Edinburgh EH14 4AS, United Kingdom
4. Institute of Chemical Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Avgda. Països Catalans, 16, 43007 Tarragona, Catalonia Spain
5. Université de Lyon, Université Claude Bernard Lyon 1, CPE Lyon, INSA Lyon, ICBMS, CNRS UMR 5246, Equipe ITEMM, Bât Lederer, 1 rue V, Grignard, 69622 Villeurbanne France