1. Department of Chemistry and Biochemistry, Miami University, Oxford, Ohio 45056, United States
2. Department of Chemistry, National Cheng Kung University, Tainan 701, Taiwan
3. State Key Laboratory of Coal Conversion, Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan, Shanxi 030001, P. R. China
4. National Energy Center for Coal to Liquids, Synfuels China Technology Co., Ltd, Beijing 101400, P. R. China
5. A Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of Ministry of Education, Shaanxi Key Laboratory of Physico-Inorganic Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
6. Materials and Process Simulation Center (MC 139-74), California Institute of Technology, Pasadena, California 91125, United States