Institution: | 1. Molecular Chirality Research Center, Synthetic Organic Chemistry, Department of Chemistry, Graduate School of Science, Chiba University, 1‐33 Yayoi, Inage, Chiba 263‐8522 (Japan);2. Department of Chemistry, Rikkyo University, 3‐34‐1 Nishi‐Ikebukuro, Toshima‐ku, Tokyo 171‐8501 (Japan) |