1. Department of Pharmacy, Guilin Medical University, Guilin 541199, P. R. China
2. Faculty of Basic Medicine, Guilin Medical University, No. 109, Guilin 541004, P. R. China
3. Key Laboratory of Pharmacognosy, Education Department of Guangxi Zhuang Autonomous Region, 541199, P. R. China
4. Guangxi Key Laboratory of Molecular Medicine in Liver Injury and Repair, Guilin Medical University, 541001, P. R. China
5. Guangxi Health Commission Key Laboratory of Basic Research in Sphingolipid Metabolism Related Diseases, the Affiliated Hospital of Guilin Medical University, Guilin, 541001, Guangxi, China
6. School of Pharmacy, Macau University of Science and Technology, Avenida Wai Long, Taipa, Macau, China