1. School
of Pharmacy, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
2. Department
of Phytochemistry, School of Pharmacy, Second Military Medical University, 325 Guohe Road, Shanghai 200433, China
3. State
Key Laboratory of Bioorganic and Natural Products Chemistry, Collaborative
Innovation Center of Chemistry for Life Sciences, Shanghai Institute
of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling
Road, Shanghai 200032, China