1. Contribution from the Inoue Photochirogenesis Project, ERATO, JST, 4-6-3 Kamishinden, Toyonaka-shi, Osaka 560-0085, Japan, NTT Basic Research Laboratories, Wakamiya 3-1, Morinosato, Atsugi, Kanagawa 243-0198, Japan, and Department of Applied Chemistry, Kansai University, Suita, Osaka 564-8680, Japan