1. Institute of Computational Quantum Chemistry; College of Chemistry and Material Science, Hebei Normal University; Shijiazhuang 050024 China
2. The State Key Laboratory of Physical Chemistry of Solid Surfaces; Fujian Provincial Key Laboratory of Theoretical and Computational Chemistry, iChEM, and College of Chemistry and Chemical Engineering, Xiamen University; Xiamen 361005 China
3. Department of Chemistry; Western Michigan University; Kalamazoo Michigan 49008 USA