1. Key Laboratory of Applied Chemistry of Zhejiang Province
2. Department of Chemistry
3. Zhejiang University
4. Hangzhou
5. China
6. National Center for Magnetic Resonance in Wuhan
7. State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics and Mathematics
8. Wuhan Institute of Physics and Mathematics
9. Chinese Academy of Sciences
10. Wuhan 430071
11. Department of Chemistry and Biochemistry
12. Texas Tech University
13. Texas 79409
14. USA