1. Oncology Research Laboratories, Daiichi Sankyo Co. Ltd, 1-16-13 Kitakasai, Edogawa-ku, Tokyo 134-8630, Japan
2. Lead Discovery & Optimization Research Laboratories II, Daiichi Sankyo Co. Ltd, 1-16-13 Kitakasai, Edogawa-ku, Tokyo 134-8630, Japan
3. Biological Research Laboratories, Daiichi Sankyo Co. Ltd, 1-16-13 Kitakasai, Edogawa-ku, Tokyo 134-8630, Japan