参考文献

Otsuka, Masami; Yoshida, Makoto; Kobayashi, Susumu; Ohno, Masaji; Umezawa, Yoji; Morishima, Hajime Tetrahedron Letters, 1981, vol. 22, # 22 p. 2109 - 2112 doi: 10.1016/S0040-4039(01)93290-3