1. Shanghai Key Laboratory of Green Chemistry and Chemical Processes
2. School of Chemistry and Molecular Engineering
3. Chang-Kung Chuang Institute
4. East China Normal University
5. Shanghai 200062
6. College of Chemistry
7. Beijing Normal University
8. Beijing
9. P. R. China
10. Shanghai Key Laboratory of Magnetic Resonance
11. Department of Chemistry
12. University of South Florida
13. USA