1. Computational Science Group, Analysis Research Department, Chemical Research Laboratories, Nissan Chemical Corporation, Tsuboi-nishi 2-10-1, Funabashi, Chiba 274-8507, Japan
2. Graduate School of Nanobioscience, Yokohama City University, Seto 22-2, Kanazawa-ku, Yokohama, Kanagawa 236-0027, Japan
3. Computational Engineering Applications Unit, R&D Group, Head Office for Information Systems and Cybersecurity, RIKEN, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan