1. Department of Chemistry
2. Graduate School of Science
3. Kyoto University
4. Kyoto 606-8502
5. Japan
6. Spectroscopy Laboratory of Functional π-Electronic Systems and Department of Chemistry
7. Yonsei University
8. Seoul 120-749
9. Korea
10. Center for Instrumental Analysis
11. Niigata University
12. Niigata 950-2181