In a continuing program to discover antipsychotic agents with a reduced propensity toward extrapyramidal side-effects, a series of N-alkoxyimides and-amides was prepared. Evaluation of these compounds in vitro revealed affinities for Dz, 5HTz and 5HTIA receptors. Several members of the series displayed a profile indicative of potential antipsychotic activity in preclinical assays. The most potent compound in these assays, 7, also displayed ...