1. The Center for Drug Research and Development, Guangdong Pharmaceutical University, Guangzhou 510006, P. R. China
2. Department of Pharmacy, General Hospital of Guangzhou Military Command, Guangzhou 510010, P. R. China
3. School of Pharmaceutical Sciences, Southern Medical University, Guangzhou 510515, P. R. China
4. School of Bioscience and Bioengineering, South China University of Technology, Guangzhou 510006, P. R. China
5. School of Basic Course, Guangdong Pharmaceutical University, Guangzhou 510006, P. R. China