1. School of Physics and Information Technology, Shaanxi Normal University, Xi’an 710119, China
2. Theoretical Chemistry and Biology, Royal Institute of Technology, Stockholm 10691, Sweden
3. International Research Center of Spectroscopy and Quantum Chemistry, Siberian Federal University − IRC SQC, 660041 Krasnoyarsk, Russia
4. Institute of Applied Physics and Computational Mathematics, Beijing 100088, China
5. Center for Applied Physics and Technology, Peking University, Beijing 100084, China
6. Theoretical Chemistry, Institute of Physical Chemistry, Heidelberg University, 69120 Heidelberg, Germany