________________________ Received 18 November 2017; accepted 20 May 2018 *Corresponding author. E-mail: freeradical00@163.com This work was supported by the National Natural Science Foundation of China (Nos. 81374062, 81673579, 31672457), the Natural Science Foundation of Hunan Province, China (No. 2018JJ2338), and the Fundamental Research Funds for the Central Universities of China (No. 2015JCA03). Copyright © 2018, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences. Published by Elsevier Limited. All rights reserved. DOI: 10.1016/S1872-2040(18)61099-0