参考文献

Ichikawa, Yoshiyasu; Matsunaga, Kenshi; Masuda, Toshiya; Kotsuki, Hiyoshizo; Nakano, Keiji Tetrahedron, 2008, vol. 64, # 49 p. 11313 - 11318 doi: 10.1016/j.tet.2008.09.036