1. Department of Analytical and Bioinorganic Chemistry, Division of Analytical and Physical Science, Kyoto Pharmaceutical University, 5 Nakauchi-cho, Misasagi, Yamashina-ku, Kyoto 607-8414, Japan
2. Department of Biomedical Engineering, Faculty of Science and Engineering, Toyo University, 2100 Nakanodai, Kujirai, Kawagoe, Saitama 350-0815, Japan
3. Department of Radiological Technology, Faculty of Medicinal Science, Kyoto College of Medical Science, 1-3 Imakita, Oyama-higashi, Sonobe, Nantan, Kyoto 622-0022, Japan