1. Department of Molecular and Macromolecular Chemistry, Graduate School of Engineering, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8603, Japan
2. Computing Research Center, High Energy Accelerator Research Organization, 1-1 Oho, Tsukuba, Ibaraki 305-0801, Japan
3. Information System Section, J-PARC Center, 2-4 Shirakatashirane, Tokai, Ibaraki 319-1195, Japan
4. JEOL Limited, 1-2 Musashino, 3-Chome Akishima, Tokyo 196-8558, Japan