1. Department of Pharmaceutical Health Chemistry, Institute of Biomedical Sciences Tokushima University Tokushima Japan
2. Bio Chemicals Department, Enzymes Division, Product Development Section Nagase ChemteX Corporation Fukuchiyama, Kyoto Japan
3. Department of Life Sciences, Faculty of Pharmacy Yasuda Women's University Asaminamiku, Hiroshima Japan
4. Department of Pharmaceutics Graduate School of Clinical Pharmacy, Kyushu University of Health and Welfare Nobeoka Japan