Enantioselective Synthesis of [(1R,3-exo)-2-Benzyl-2-azabicyclo[2.2.1]hept-5-en-3-yl]methanol via Aza-Diels-Alder Reaction - Fernández, Franco; García-Mera, Xerardo; Vale, Maria Luísa C; Rodríguez-Borges, José Enrique (Synlett, 2005)