1. Department of Neurosurgery, Xiang'an Branch, The First Affiliated Hospital of Xiamen University, Xiamen, Fujian 361005, P.R. China
2. Xiamen Key Laboratory of Chiral Drugs, School of Medicine, Xiamen University, Xiamen, Fujian 361102, P.R. China
3. School of Pharmacy, Xiamen University, Xiamen, Fujian 361102, P.R. China