参考文献

Suda, Koji; Saito, Noriko; Kumamoto, Takuya; Nakanishi, Waka; Kawahata, Masatoshi; Yamaguchi, Kentaro; Ogura, Yasumitsu; Suzuki, Kazuo T.; Ishikawa, Tsutomu Heterocycles, 2009 , vol. 77, # 1 p. 375 - 387