1. State Key Laboratory of Functions and Applications of Medicinal Plants, Guizhou Medcial University, Guiyang, PR China
2. Key Laboratory of Chemistry for Natural Products of Guizhou Province and Chinese Academy of Sciences, Guiyang, PR China
3. College of Pharmacology, Hebei University of Chinese Medicine, Shijiazhuang, PR China
4. Traditional Chinese Medicine Processing Technology Innovation Center of Hebei Province, Shijiazhuang, PR China
5. College of Chemistry and Pharmaceutical Engineering, Hebei University of Science and Technology, Shijiazhuang, PR China