1. Department of Chemistry, School of Science, Kwansei Gakuin University, 2-1 Gakuen Sanda 669-1337, Japan, Faculty of Education, Mie University, 1515 Kamihama, Tsu 514-0008, Japan, Mie Prefectural College of Nursing, 1-1-1 Yumegaoka, Tsu 514-0116, Japan, and Department of Chemistry, Graduate School of Engineering Science, Osaka University, Toyonaka 560-8531, Japan