1. The Biorefinery Research and Engineering Center, Institute of Coal Chemistry, Chinese Academy of Sciences, 27 South Taoyuan Road, Taiyuan 030001, People’s Republic of China
2. University of Chinese Academy of Sciences, Beijing 100039, People’s Republic of China
3. Department of Chemistry, University of Copenhagen, Universitetsparken 5, DK-2100 Copenhagen, Denmark
4. Center of Biomass Engineering/College of Agronomy and Biotechnology, China Agricultural University, Beijing 100193, People’s Republic of China