1. Synthetic Cellular Chemistry Laboratory, RIKEN Advanced Science Institute, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
2. Department of Chemistry, Graduate School of Science, Kyoto University, Kitashirakawa Oiwake-cho, Sakyo-ku, Kyoto 606-8502, Japan
3. Biotechnology Research Center, Toyama Prefectural University, 5180 Kurokawa, Imizu, Toyama 939-0398, Japan
4. Japan Science and Technology Agency, ERATO, Ito Glycotrilogy Project, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan