1. Department
of Chemistry, Renmin University of China, No. 59 Zhongguanchun Street, Beijing 100872, China
2. Beijing
Key Laboratory of Lignocellulosic Chemistry, College of Materials
Science and Technology, Beijing Forestry University, No. 35 Qinghuadong
Road, Beijing 100083, China
3. School
of Chemistry and Chemical Engineering, Qufu Normal University, No.
57 Jingxuanxi Road, Qufu 273165, China