1. Department of Phytochemistry, School of Pharmacy, Second Military Medical University, Shanghai 200433, China
2. Research Center of Natural Resources of Chinese Medicinal Materials and Ethenic Medicine, Jiangxi University of Traditional Chinese Medicine, Nanchang 330004, China
3. King Saud University, Riyadh 11451, Saudi Arabia
4. School of Pharmacy, Shanghai Jiao Tong University, Shanghai 200240, China