1. Institute of Spectroscopy, Russian Academy of Sciences, Fizicheskaya Str. 5, 108840 Troitsk, Moscow, Russia
2. National Research University Higher School of Economics, Myasnitskaya Str. 20, 101000 Moscow, Russia
3. Moscow Institute of Physics and Technology, Institutsky Lane 9, 141700 Dolgoprudny, Moscow Region, Russia
4. I. Physikalisches Institut, University of Cologne, Zülpicher Str. 77, 50937 Cologne, Germany
5. Department of Optics and Spectroscopy, Tomsk State University, 36 Lenin av., 634050 Tomsk, Russia
6. Theoretical Chemistry, Institute for Molecules and Materials, Radboud University, Heyendaalseweg 135, 6525 AJ Nijmegen, The Netherlands