参考文献

Nakamura, Mitsuhiro; Masaki, Mizuki; Maki, Shojiro; Matsui, Ryo; Hieda, Minako; Mamino, Masashi; Hirano, Takashi; Ohmiya, Yoshihiro; Niwa, Haruki Tetrahedron Letters, 2004 , vol. 45, # 10 p. 2203 - 2205