1. Laboratory of Chemical Biology and Traditional Chinese Medicine Research (Ministry of Education of China), Hunan Normal University, Changsha 410081, PR China
2. Ningbo University School of Medicine, 818 Fenghua Road, Ningbo, Zhejiang, 315211, China
3. Sunshine Lake Pharmaceutical Co. Ltd, Dongyangguang Hi-tech Park, Dongguan, Guangdong, 523871, China
4. School of Chemistry & Chemical Engineering, Guangxi University, Nanning 530004, China