参考文献

Kon, Yoshihiro; Chishiro, Takefumi; Imao, Daisuke; Nakashima, Takuya; Nagamine, Takashi; Hachiya, Houjin; Sato, Kazuhiko Tetrahedron Letters, 2011 , vol. 52, # 50 p. 6739 - 6742