1. State
Key Laboratory of Phytochemistry and Plant Resources in West China,
Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, People’s Republic of China
2. Guangdong Provincial Academy of Chinese Medical Sciences, Guangzhou 510006, Guangdong, People’s Republic of China
3. School
of Chemistry and Environment, South China Normal University, Guangzhou 510006, Guangdong, People’s Republic of China