1. ; Department of Molecular Biotechnology, Graduate School of Advanced Sciences of Matter; Hiroshima University; 1-3-1 Kagamiyama 739-8530 Higashi-Hiroshima Japan
2. ; Sasebo National College of Technology; 857-1171 Nagasaki Japan
3. ; Kyoto Pharmaceutical University; 607-8412 Kyoto Japan
4. Ikeura Patent Office; 151-0053 Tokyo Japan