1. Innovation Research Institute of Traditional Chinese MedicineShanghai University of Traditional Chinese Medicine 1200 Cai Lun Road Shanghai 201203 China
2. State Key Laboratory of Bio-organic and Natural Products ChemistryCenter for Excellence in Molecular SynthesisShanghai Institute of Organic ChemistryChinese Academy of Sciences 345 Lingling Road Shanghai 200032 China
3. School of Chemistry and Materials ScienceHangzhou Institute for Advanced StudyUniversity of Chinese Academy of Sciences 1 Sub-lane Xiangshan Hangzhou 310024 China