1. Department of Applied Chemistry Faculty of Science and Technology Keio University 3-14-1 Hiyoshi, Kohoku-ku Yokohama 223-8522 Japan
2. Biofunctional Synthetic Chemistry Laboratory RIKEN Cluster for Pioneering Research, RIKEN 2-1 Hirosawa, Wako-shi Saitama 351-0198 Japan
3. Biofunctional Chemistry Laboratory Kazan Federal University 18 Kremlyovskaya street Kazan 420008 Russia
4. Department of Pharmaceutical Sciences Faculty of Pharmacy Keio University 1-5-30 Shibakoen, Minato-ku Tokyo 105-8512 Japan