参考文献

Takemoto, Yoshiji; Baba, Yasutaka; Saha, Goutum; Nakao, Syusuke; Iwata, Chuzo; Tanaka, Tetsuaki; Ibuka, Toshiro Tetrahedron Letters, 2000, vol. 41, # 19 p. 3653 - 3656 doi: 10.1016/S0040-4039(00)00434-2