1. Jiangsu Collaborative Innovation Center of Chinese Medicinal Resources Industrialization, School of Pharmacy, School of Medicine & Holistic Integrative Medicine, Nanjing University of Chinese Medicine, Nanjing 210023, P. R. China
2. College of Biotechnology and Bioengineering, Zhejiang University of Technology, Hangzhou 310014, P. R. China
3. State Key Laboratory of Coordination Chemistry, Nanjing University, Nanjing 210023, P. R. China