Affiliation: | 1. Department of Synthetic Natural Products Chemistry and Medicinal Research Laboratories, School of Pharmacy, Kitasato University, 5-9-1 Shirokane, Minato-ku, Tokyo 108-8641, Japan;2. School of Tropical Medicine and Global Health, Nagasaki University, Nagasaki 108-8641, Japan;3. Kitasato Institute for Life Sciences, Kitasato University, Tokyo 108-8641, Japan |