1. Institute of Applied Chemistry, School of Chemistry and Chemical Engineering, Jinggangshan University, Ji’an, Jiangxi, P. R. China
2. State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian, P. R. China
3. Biology and Chemistry Engineering Department, Fuqing Branch of Fujian Normal University, Fuqing, Fujian, P. R. China