1. Laboratory of Functional Molecule Chemistry, Pharmaceutical Department, Hoshi University, Ebara, Shinagawa, Tokyo 142-8501, Japan
2. Fushimi Pharmaceutical Co. Ltd., Nakatsu, Marugame, Kagawa 763-8605 Japan
3. Division of Developmental Therapeutics, Exploratory Oncology Research and Clinical Trial Center, National Cancer Center, Kashiwa City 277-8577, Japan
4. Institute of Medicinal Chemistry, Hoshi University, Ebara, Shinagawa, Tokyo 142-8501, Japan
5. Research Center for Pharmaceutical Development Graduate School of Pharmaceutical Sciences & Faculty of Pharmaceutical Sciences, Tohoku University, Sendai 980-8578, Japan