1. MOE Key Laboratory of Bioorganic Phosphorus Chemistry & Chemical Biology, Department of Chemistry, Center for Synthetic and Systems Biology, Tsinghua University, Beijing 100084, P.R. China
2. Department of Neurosurgery, Yuquan Hospital, School of Clinical Medicine, Tsinghua University, Beijing 100040, P.R. China
3. Department of Orthopedics, Dongzhimen Hospital, Beijing University of Chinese Medicine, No. 5 Haiyuncang, Dong Cheng District, Beijing 100700, China
4. Experimental Research Center, China Academy of Chinese Medical Sciences, Beijing 100700, P.R. China
5. School of Pharmaceutical Sciences, Tsinghua University, Beijing 100084, P.R. China