参考文献

Kobayashi, Kazuhiro; Takanohashi, Atsushi; Himei, Yasutoshi; Sano, Takehiko; Fukamachi, Shuhei; Morikawa, Osamu; Konishi, Hisatoshi Heterocycles, 2007 , vol. 71, # 12 p. 2717 - 2720