1. Department of Chemistry, Graduate School of Science, Kyushu University, 744 Motooka, Nishi-ku, Fukuoka 819-0395, Japan
2. Department of Chemistry, Faculty of Science, Chiang Mai University, Chiang Mai 50200, Thailand
3. Department of Complex Systems Science, Graduate School of Informatics, Nagoya University, Chikusa-ku, Nagoya 464-8601, Japan