1. School
of Pharmacy, Lanzhou University, Lanzhou 730000, PR China
2. Graduate
Institute of Pharmaceutical Chemistry, China Medical University, Taichung 40402, Taiwan
3. Chinese
Medicine Research and Development Center, China Medical University and Hospital, Taichung, Taiwan
4. Natural
Products Research Laboratories, UNC Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, North Carolina 27599, United States
5. Environmental
and Municipal Engineering School, Lanzhou Jiaotong University, Lanzhou 730000, PR China
6. Department
of Pharmacology, China Medical University, Taichung 404, Taiwan
7. Department
of Pharmacy and Graduate Institute of Pharmaceutical Technology, Tajen University, Pingtung 907, Taiwan
8. Ph.D.
Program for Cancer Biology and Drug Discovery, College of Medical
Science and Technology, Taipei Medical University, Taipei 11031, Taiwan
9. Pharmacological
Institute, College of Medicine, National Taiwan University, Taipei 10051, Taiwan
10. Department
of Chemistry, National Cheng-Kung University, Tainan 701, Taiwan