1. College of Chemistry and Chemical Engineering, Jiangxi Normal University, Nanchang 330022, P. R. China
2. National Engineering Research Center for Carbohydrate Synthesis, Jiangxi Normal University, Nanchang 330022, P. R. China
3. Chengdu Institute of Organic Chemistry, Chinese Academy of Sciences, Chengdu 610041, P. R. China
4. School of Food and Chemical Engineering, Shaoyang University, Shaoyang 422000, P. R. China