1. Department of Applied Chemistry, School of Advanced Science and Engineering, Waseda University, Shinjuku-ku, Tokyo, Japan
2. Department of Metabolic Disorder, Diabetes Research Center, Research Institute, National Center for Global Health and Medicine, Shinjuku-ku, Tokyo, Japan
3. Department of Physiology and Pharmacology, School of Advanced Science and Engineering, Waseda University, Shinjuku-ku, Tokyo, Japan
4. Faculty of Science and Engineering, Waseda University, Shinjuku-ku, Tokyo, Japan