1. State Key Laboratory of Organic Geochemistry, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China
2. CAS Center for Excellence in Deep Earth Science, Guangzhou, 510640, China
3. University of Chinese Academy of Sciences, Beijing 10069, China
4. Key Laboratory for Biomass Gasification Technology of Shandong Province, Energy Research Institute, Qilu University of Technology, Jinan 250014, China
5. Suzhou Grand Energy Tech. Co. Ltd., Suzhou 215129, China