1. Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, P.R. China
2. University of Chinese Academy of Sciences, Beijing 100049, P.R. China
3. Department of Chemical and Petroleum Engineering, University of Wyoming, Laramie, Wyoming 82071, United States
4. College of Chemistry, Fuzhou University, Fuzhou, Fujian 350116, P.R. China