1. Department of Medicinal Chemistry, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, P. R. China
2. Department of Pharmacology, Institute of Basic Medical Sciences, Chinese Academy of Medical Sciences and School of Basic Medicine, Peking Union Medical College, Beijing 100050, P. R. China
3. Department of Rheumatology and Immunology, Peking University Third Hospital, Beijing 100191, P. R. China