1. Pharmaceutical Research Laboratories, Nippon Kayaku Co., Ltd, 3-31-12, Shimo, Kita-ku, Tokyo 115-0042, Japan
2. Department of Chemistry and Life Science, School of Advanced Engineering, Kogakuin University, 2655-1, Nakanomachi, Hachioji city, Tokyo 192-0015, Japan
3. China-Japan Research Institute of Medical and Pharmaceutical Sciences, Wuya College of Innovation, Shenyang Pharmaceutical University, 103 Wenhua Road, 110016 Shenyang, Liaoning, China