参考文献

Ishige, Hirohide; Ishiyama, Nobuo; Mimura, Mitsuo; Hayashida, Mitsuo; Okuno, Tadashi; Ukai, Kiyoharu; Kiyofuji, Takeshi; Yoneda, Yasuo; Tauchi, Shinji; Aoyama, Akinori; Inoguchi, Kiyoshi Heterocycles, 2006 , vol. 67, # 2 p. 561 - 566