1. Department of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501 Japan, Department of Applied Materials Science, Osaka Prefecture University, Gakuen-cho, Sakai, Osaka 599-8531 Japan, CAE Research Center, Sumitomo Electric, Ltd., Hikari-dai 1-7, Seika-cho, Souraku-gun, Kyoto 619-0237 Japan, and Fukui National College of Technology, Geshi, Sabae, Fukui 916-0064 Japan