1. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, UiT The Arctic University of Norway, N-9037 Tromsø, Norway
2. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Oslo, N-0315 Oslo, Norway
3. Department of Information Technology, UiT The Arctic University of Norway, N-9037 Tromsø, Norway
4. Department of Chemistry and the PULSE Institute, Stanford University, 94305 Stanford, California, United States
5. SLAC National Accelerator Laboratory, 94025 Menlo Park, California, United States
6. Department of Physics, Chemistry and Pharmacy, University of Southern Denmark, DK-5230 Odense M, Denmark