参考文献

Niiyama, Kenji; Yoshizumi, Takashi; Takahashi, Hirobumi; Naya, Akira; Ohtake, Norikazu; Fukami, Takehiro; Mase, Toshiaki; Hayama, Takashi; Ishikawa, Kiyofumi Bioorganic and Medicinal Chemistry, 2002 , vol. 10, # 11 p. 3437 - 3444