(untitled) - Koshio, H; Hirayama, F; Ishihara, T; Shiraki, R; Shigenaga, T; Taniuchi, Y; Sato, K; Moritani, Y; Iwatsuki, Y; Kaku, S; Katayama, N; Kawasaki, T; Matsumoto, Y; Sakamoto, S; Tsukamoto, S (Bioorg. Med. Chem., 2005)