Key Laboratory of Synthetic and Natural Functional Molecule of Ministry of Education, College of Chemistry and Materials Science, National Demonstration Center for Experimental Chemistry Education, Northwest University, 229 North Taibai Avenue, Xi'an, 710127, Shaanxi, China. College of Chemistry and Chemical Engineering, Yan'an University, Yan'an, 716000, Shaanxi, China. Key Laboratory of Synthetic and Natural Functional Molecule of Ministry of Education, College of Chemistry and Materials Science, National Demonstration Center for Experimental Chemistry Education, Northwest University, 229 North Taibai Avenue, Xi'an, 710127, Shaanxi, China. licong@nwu.edu.cn. Shaanxi Provincial Academy of Environmental Science, Xi'an, 710061, Shaanxi, China. Digestive Internal Medicine Department, Shaoxing Paojiang Hospital, Shaoxing, 312000, Zhejiang, China. Key Laboratory of Synthetic and Natural Functional Molecule of Ministry of Education, College of Chemistry and Materials Science, National Demonstration Center for Experimental Chemistry Education, Northwest University, 229 North Taibai Avenue, Xi'an, 710127, Shaanxi, China. yhshen@nwu.edu.cn.