1. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Oslo, P.O. Box 1033, Blindern, 0315 Oslo, Norway
2. Department of Numerical Analysis and Scientific Computing, Simula Research Laboratory, Kristian Augusts Gate 23, 0164 Oslo, Norway
3. Hylleraas Centre for Quantum Molecular Sciences, Department of Chemistry, University of Tromsø─The Arctic University of Norway, N-9037 Tromsø, Norway
4. Center for Free Electron Laser, Max Planck Institute for the Structure and Dynamics of Matter Science, Luruper Chaussee 149, 22761 Hamburg, Germany
5. Department of Physics, Northeastern University, Boston, Massachusetts 02115, United States
6. Department of Physical and Theoretical Chemistry, Faculty of Natural Sciences, Comenius University, Ilkovicova 6, SK-84215 Bratislava, Slovakia