参考文献

Watanuki, Susumu; Sakamoto, Shuichi; Harada, Hironori; Kikuchi, Kazumi; Kuramochi, Takahiro; Kawaguchi, Ken-Ichi; Okazaki, Toshio; Tsukamoto, Shin-Ichi Heterocycles, 2004 , vol. 62, p. 127 - 130