1. Synthetic Organic Chemistry Lab; Department of Bioengineering; Graduate School of Engineering; Muroran Institute of Technology; 27-1 Mizumoto 050-8585 Muroran Japan
2. Research and Analytical Center for Giant Molecules; Graduate School of Sciences; Tohoku University; 6-3 Aoba, Aramaki, Aoba-ku 980-8578 Sendai Japan
3. Tohoku Pharmaceutical University; 4-4-1 Komatsushima, Aoba-ku 981-8558 Sendai Japan