1. School
of Pharmaceutical Sciences, South-Central University for Nationalities, Wuhan 430074, China
2. State
Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, China
3. University of Chinese Academy of Sciences, Beijing 100049, China
4. Key
Laboratory of Plant Resources Conservation and Sustainable Utilization,
South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, China