1. Institute of Biomedical Research, Yunnan University, Kunming 650500, China
2. Department of Chemistry and Chemical Biology, McMaster University, Hamilton, ON L8S 4M1, Canada
3. College of Chemistry and Chemical Engineering, Hunan Normal University, Changsha 410081, China
4. Qingdao Institute for Theoretical and Computational Sciences, Shandong University, Qingdao 266237, China
5. Research Computing Center, University of North Carolina, Chapel Hill, NC 27599-3420, USA
6. Department of Chemistry, University of North Carolina, Chapel Hill, NC 27599-3290, USA