1. Modern Research Center for Traditional Chinese Medicine, Shanxi University, Taiyuan 030006, China
2. Key Laboratory of Effective Substances Research and Utilization in TCM of Shanxi Province, Taiyuan 030006, China
3. Key Laboratory of Chemical Biology and Molecular Engineering of Minstry of Education, Taiyuan 030006, China
4. Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, China