1. Shaanxi Collaborative Innovation Center of Chinese Medicine Resources Industrialization, State Key Laboratory of Research & Development of Characteristic Qin Medicine Resources (Cultivation), Shaanxi Innovative Drug Research Center and College of Pharmacy, Shaanxi University of Chinese Medicine, Xianyang 712046, People’s Republic of China
2. Department of Chemistry, The University of Hong Kong, Pokfulam Road, Hong Kong, People’s Republic of China