参考文献

Bannai, Kiyoshi; Toru, Takeshi; Oba, Takeo; Tanaka, Toshio; Okamura, Noriaki; et al. Tetrahedron Letters, 1981, vol. 22, # 15 p. 1417 - 1420 doi: 10.1016/S0040-4039(01)90337-5