1. Department of Chemistry, College of Science, Rikkyo University , 3-34-1 Nishi-Ikebukuro, Toshima-ku, Tokyo 171-8501 , Japan
2. New Business Planning and Development Department, Nippon Soda Co., LTD. , 2-7-2 Marunouchi , Chiyoda-ku, Tokyo, 100-7010, Japan