参考文献

Tsuruoka, Akihiko; Kaku, Yumiko; Kakinuma, Hiroyuki; Tsukada, Itaru; Yanagisawa, Manabu; Nara, Kazumasa; Naito, Toshihiko Chemical and Pharmaceutical Bulletin, 1998 , vol. 46, # 4 p. 623 - 630