(untitled) - Shimohigashi, Y; Maeda, I; Nose, T; Ikesue, K; Sakamoto, H; Ogawa, T; Ide, Y; Kawahara, M; Nezu, T; Terada, Y; Kawano, K; Ohno, M (J. Chem. Soc., Perkin Trans. 1, 1996)