参考文献

Takemoto, Toshihide; Iwasa, Seiji; Hamada, Hiroshi; Shibatomi, Kazutaka; Kameyama, Masayuki; Motoyama, Yukihiro; Nishiyama, Hisao Tetrahedron Letters, 2007 , vol. 48, # 19 p. 3397 - 3401