1. Department of Applied Chemistry, Waseda University, 513 Wasedatsurumakicho, Shinjuku, Tokyo 162-0041, Japan
2. Takeda Pharmaceutical Company Limited, 2-26-1 Muraoka-Higashi, Fujisawa, Kanagawa 251-8555, Japan
3. Axcelead Drug Discovery Partners Inc., 2-26-1 Muraoka-Higashi, Fujisawa, Kanagawa 251-8555, Japan
4. Waseda Institute for Advanced Study, Waseda University, 513 Wasedatsurumakicho, Shinjuku, Tokyo 162-0041, Japan