Stereoelectronic control in the solvolysis of spiroepoxidic 1-norbornyl triflates: Unexpected reactivity in 3-bromomethyl derivatives - Martínez, A.G.; Vilar, E.T.; Fraile, A.G.; Cerero, S.D.L.M.; Morillo, C.D. (Tetrahedron Letters, 2011)