参考文献

Marshallsay, Gary J.; Bryce, Martin R.; Cooke, Graeme; Joergensen, Tine; Becher, Jan; et. al. Tetrahedron, 1993, vol. 49, # 31 p. 6849 - 6862 doi: 10.1016/S0040-4020(01)80428-2