[1] Dainippon Sumitomo Pharma Co Ltd, Dept Chem, Konohana Ku, Osaka 5540022, Japan
[2] Dainippon Sumitomo Pharma Co Ltd, Dept Pharmacol, Suita, Osaka 5640053, Japan
[3] Dainippon Sumitomo Pharma Co Ltd, Dept Pharmacokinet, Suita, Osaka 5640053, Japan