1. Central Research Laboratories, Idemitsu Kosan Co., Ltd., 1280 Kami-izumi, Sodegaura Chiba 299-0293, Japan, Process Development Center, Idemitsu Kosan Co., Ltd., 1-1 Anesakikaigan, Ichihara Chiba 299-0193, Japan, and Department of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Kyoto 615-8510, Japan