1. Institute of Crystalline Materials, Shanxi University, Taiyuan 03006, China
2. Key Laboratory for Advanced Materials, Feringa Nobel Prize Scientist Joint Research Centre, Frontiers Science Center for Materiobiology and Dynamic Chemistry, East China University of Science & Technology, Shanghai 200237, China
3. Pharmaceutical Department, Changzhi Medical College, Changzhi 046000, China
4. Department of Chemistry, Faculty of Science, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore