Unexpected Reactions: From (2S,3R)-2-(endo-d-Galacto-pentaacetoxypentyl)-1,4-dimethyl-3-exo-nitro-7-oxabicyclo[2.2.1]hept-5-ene to Chiral Cyclic Ethers - Araújo, Noelia; Cumbrera, Francisco L; Gil, María V; Ortiz, Ángel L; Román, Emilio; Serrano, José A (Synlett, 2008)