1. Medicinal Chemistry Research Laboratories, ‡Department of Biology & Pharmacology, and §Discovery Research Alliance, Ono Pharmaceutical Co., Ltd., 3-1-1 Sakurai, Shimamoto-cho, Mishima-gun, Osaka 618-8585, Japan
2. Faculty of Pharmaceutical Sciences and #Center for Research
and Education on Drug
Discovery, Hokkaido University, Kita-12, Nishi-6, Kita-Ku, Sapporo 060-0812, Japan