1. Faculty of Chemistry, University of Warsaw, Pasteura 1, 02-093 Warsaw, Poland
2. Department of Chemistry and Biochemistry, University of Arizona, 1306 E University Blvd, Tucson, Arizona 85721-0041, United States
3. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Oslo, P.O. Box 1033 Blindern, N-0315 Oslo, Norway