参考文献

Okuno, Toshiaki; Ohmori, Ken; Nishiyama, Shigeru; Yamamura, Shosuke; Nakamura, Kensuke; Houk; Okamoto, Kazuya Tetrahedron, 1996, vol. 52, # 47 p. 14723 - 14734 doi: 10.1016/0040-4020(96)00951-9