1. Department of Chemistry, University of Cincinnati, Cincinnati, Ohio 45221, United States
2. Syncat@Beijing, Synfuels China Co., Ltd, Beijing 101400, China
3. State Key Laboratory of Coal Conversion, Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan 030001, China
4. University of Chinese Academy of Sciences, Beijing, 100049, China
5. Department of Chemistry and Materials Science & Engineering Program, Washington State University, Pullman, Washington 99163, United States