1. School of Pharmaceutical Sciences, Guizhou University, Huaxi Avenue 2708, Guiyang 550025, China
2. Key Laboratory of Green Pesticide & Agricultural Bioengineering, Ministry of Education, Centre for R&D of Fine Chemicals, Guizhou University, Huaxi Avenue 2708, Guiyang 550025, China
3. Institut für Pharmazeutische Biologie und Biotechnologie, Fachbereich Pharmazie, Philipps-Universität Marburg, Robert-Koch-Str. 4, Marburg 35037, Germany
4. State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medical University, Gaohai Road, Guiyang 550014, China