参考文献

Watanabe, Akiko; Kiyota, Naotoshi; Yamasaki, Tetsuo; Tanda, Kazuhiro; Miyagoe, Tatsunori; Sakamoto, Masanori; Otsuka, Masami Journal of Heterocyclic Chemistry, 2011 , vol. 48, # 5 p. 1132 - 1139