1. Guangxi Key Laboratory of Electrochemical and Magnetochemical Functional Materials, College of Chemistry and Bioengineering, Guilin University of Technology, Guilin, 541004, P R China
2. College of Chemistry, Guangdong University of Petrochemical Technology, Maoming, Guangdong, 525000, P R China
3. College of Chemistry and Food Science, Yulin Normal University, 1303 Jiaoyudong Road, Yulin 537000, PR China