1. Graduate School of Pharmaceutical Sciences Nagoya University Furo-cho, Chikusa-ku, Nagoya 464-8601 Japan
2. Biofunctional Synthetic Chemistry Laboratory RIKEN Cluster for Pioneering Research RIKEN 2-1 Hirosawa Wako-shi, Saitama 351-0198 Japan
3. Biomolecular Characterization Unit RIKEN Center for Sustainable Resource Science 2-1 Hirosawa Wako, Saitama 351-0198 Japan
4. Department of Chemical Science and Engineering School of Materials and Chemical Technology Tokyo Institute of Technology 2-12-1 Ookayama Meguro-ku, Tokyo 152-8552 Japan