1. Modern Research Center for Traditional Chinese Medicine, Shanxi University, Taiyuan, P.R. China;
2. School of Chemistry and Chemical Engineering, Shanxi University, Taiyuan, P.R. China;
3. Zhengda Tianqing Pharmaceutical Group Co., LTD, Lianyungang City, P.R. China;
4. Wenhe Education in Baoding, Baoding, P.R. China;
5. Beijing Key Laboratory of Drug Target and Screening Research, Institute of Materia Medica, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, P.R. China