参考文献

Imamura, Shinichi; Kurasawa, Osamu; Nara, Yoshi; Ichikawa, Takashi; Nishikawa, Youichi; Iida, Takehiro; Hashiguchi, Shohei; Kanzaki, Naoyuki; Iizawa, Yuji; Baba, Masanori; Sugihara, Yoshihiro Bioorganic and Medicinal Chemistry, 2004 , vol. 12, # 9 p. 2295 - 2306