1. Molecular
Imaging Center, National Institute of Radiological Sciences, 4-9-1 Anagawa, Inage-ku, Chiba 263-8555, Japan
2. Graduate School of Pharmaceutical Sciences, Tohoku University, Aoba-ku, Sendai 980-8574, Japan
3. SHI Accelerator Service Co. Ltd.,
5-9-11 Kitashinagawa, Shinagawa-ku, Tokyo 141-8686, Japan