1. Chongqing Key Laboratory of Natural Product Synthesis and Drug Research, School of Pharmaceutical Sciences, Chongqing University, Chongqing 401331, P. R. China
2. Green Catalysis Center, College of Chemistry, Zhengzhou University, Zhengzhou 450001, P. R. China
3. Chongqing University FuLing Hospital, Chongqing University, Chongqing 408000, P. R. China
4. School of Chemistry and Chemical Engineering, Chongqing Key Laboratory of Theoretical and Computational Chemistry, Chongqing University, Chongqing 400030, P. R. China