Affiliation: | 1. Graduate School of Science, Department of Chemistry, Nagoya University Furo-cho, Chikusa-ku, Nagoya, Aichi, 464-8602 Japan;2. Nucleic Acid Medicine Research Laboratories, Research Functions Unit, R&D Division, Kyowa Kirin Co., Ltd., 3-6-6, Asahi-machi, Machida-shi, >3. , Tokyo, 194-8533 Japan |