1. State Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal University, Guilin 541004, China
2. Division of Physical Sciences and Engineering, King Abdullah University of Science and Technology, Thuwal 23955-6900, Saudi Arabia
3. Department of Chemistry, National Sun Yat-sen University, Kaohsiung 80424, Taiwan
4. Department of Medicinal and Applied Chemistry and School of Pharmacy, Kaohsiung Medical University, Kaohsiung 80708, Taiwan