1. Key
Laboratory of Chemical Biology and Traditional Chinese Medicine Research
(Ministry of Education), College of Chemistry and Chemical Engineering, Hunan Normal University, Changsha 410081, P. R. China
2. Department
of Chemical Engineering and Textile, Shaanxi Polytechnic Institute, Xianyang 721000, P. R. China
3. State
Key Laboratory of Chemo/Biosensing and Chemometrics, Hunan University, Changsha 410082, P. R. China