1. Key Laboratory of Coal Processing and Efficient Utilization, Ministry of Education, China University of Mining & Technology, Xuzhou 221116, Jiangsu, People’s Republic of China
2. Department of Chemistry, Zaozhuang University, Zaozhuang 277160, Shandong, People’s Republic of China
3. The Gene and Linda Voiland
School of Chemical Engineering and Bioengineering, Washington State University, Pullman, Washington 99164, United States
4. State Key Laboratory of Heavy Oil Processing, China University of Petroleum, Qingdao 266555, Shandong, People’s Republic of China