An antipsychotic that binds D2-like receptors preferentially over D1-like receptors (Kis = 0.06, 0.3, and 0.15 nM for D2, D3, and D4, respectively); also binds σ1 and σ2 receptors (Kis = 8.4 and 9.6 nM, respectively) and activates the 5-HT1A receptor (IC50 = 34 nM)