Nikaido; Sung; Ohmoto; Sankawa Chemical and Pharmaceutical Bulletin, 1984 , vol. 32, # 2 p. 578 - 584 Title/Abstract Full Text View citing articles Show Details Yaguchi, Yoshikatsu; Sakurai, Nobuko; Nagai, Masahiro; Inoue, Takao Chemical and Pharmaceutical Bulletin, 1988 , vol. 36, # 4 p. 1419 - 1424