Department of Chemistry and Applied Chemistry, Faculty of Science and Engineering, Saga University, Honjo-machi, Saga 840-8502, Japan, Graduate School of Science and Engineering, Kagoshima University, Korimoto, Kagoshima 890-0065, Japan, and Department of Chemistry, Faculty of Science, Kyushu University, Hakozaki, Higasi-ku, Fukuoka 812-8581, Japan(2010-03-10時点)
