1. College of Chemistry
2. Liaoning University
3. Shenyang 110036
4. P. R. China
5. Department of Coordination Chemistry
6. School of chemical engineering
7. Tianjin University
8. Tianjin 300072
9. Shenyang University of Chemical Technology
10. Shenyang 110142
11. International Key Laboratory of Shenyang Inorganic Molecule-Based Chemical