1. Shanghai Engineering Research Center of Molecular Therapeutics and New Drug Development Shanghai Key Laboratory of Green Chemistry and Chemical Processes School of Chemistry and Molecular Engineering East China Normal University 3663 N Zhongshan Road Shanghai 200062 China
2. College of Pharmacy Guizhou University of Traditional Chinese Medicine Guiyang 550025 P. R. China
3. College of Chemistry Sichuan University Chengdu 610064 China
4. State Key Laboratory of Organometallic Chemistry Shanghai Institute of Organic Chemistry Chinese Academy of Sciences Shanghai 200032 P. R. China