1. Department
of Applied Chemistry and Biochemistry, Kumamoto University, 2-39-1 Kurokami, Chuou-ku, Kumamoto, Japan 860-8555
2. Graduate
School of Natural Science and Technology, Okayama University, Tsushimanaka 3-1-1, Kita-ku, Okayama City,
Okayama, Japan 700-8530
3. Elements Chemistry Laboratory, RIKEN, 2-1 Hirosawa, Wako City, Saitama, Japan 351-0198
4. Graduate
School of Pharmaceutical Sciences, The University of Tokyo, Hongo 7-3-1, Bunkyou-ku, Tokyo, Japan 113-0033