1. Faculty of Pharmacy; Kinki University; 3-4-1 Kowakae, Higashi-osaka; Osaka; 577-8502; Japan
2. Research and Development Division; OHKI Group; 3-3 Kandakaji-cho, Chiyoda-ku; Tokyo; 101-0045; Japan
3. Department of Pharmacology; Osaka City University Medical School; 1-4-3 Asahi-machi, Abeno-ku; Osaka; 545-8585; Japan
4. Faculty of Pharmacy; Osaka Ohtani University; 3-11-1 Nishikiori-kita, Tondabayashi; Osaka; 584-8540; Japan