1. Institute of Molecular Science & Applied Chemistry
2. School of Chemistry
3. Xi'an Jiaotong University
4. Xi'an
5. China
6. College of Chemical Engineering and Technology
7. Tianshui Normal University
8. Tianshui
9. Institute for Molecular Science
10. Okazaki
11. Japan
12. Fukui Institute for Fundamental Chemistry
13. Kyoto University
14. Kyoto 606-8103