Kato, Yoshiaki; Niiyama, Kenji; Jona, Hideki; Okada, Shigemitsu; Akao, Atsushi; Hiraga, Shouichi; Tsuchiya, Yoshimi; Tomimoto, Koji; Mase, Toshiaki
Chemical and Pharmaceutical Bulletin, 2002 , vol. 50, # 8 p. 1066 - 1072