1. College of Chemistry and Life Science, Changchun University of Technology, Changchun 130012, P. R. China, http://www.ccut.edu.cn/
2. School of Life Science and Technology, Changchun University of Science and Technology, Changchun 130022, P. R. China
3. College of Information and Control Engineering, Jilin Institute of Chemical Technology, Jilin 132022, P. R. China
4. Department of Chemistry and Biochemistry, Miami University, Oxford, OH 45056, USA
5. Institute of Theoretical Chemistry, Jilin University, Changchun 130023, P. R. China