参考文献

Tsuboi, Katsunori; Ichikawa, Yoshiyasu; Naganawa, Atsushi; Isobe, Minoru; Ubukata, Makoto; Isono, Kiyoshi Tetrahedron, 1997, vol. 53, # 14 p. 5083 - 5102 doi: 10.1016/S0040-4020(97)00228-7