... Generally, saturated N-heterocycles can be prepared via an intramolecular nucleophilic substitution process (SN2) [9] which is ... [12] W. Brooks and AR Day, J. Heterocyclic Chem., 6 ... [32] AG Mukhin, D. Gündisch, AG Horti, AO Koren, G. Tamagnan, AS Kimes, J. Chambers, DB ...