The present invention is concerned with novel dual modulators of the 5-HT2A and D3 receptors of formula (I)wherein X, Y, A, R1, R2, and R3 are as described herein, as well as pharmaceutically acceptable salts and esters thereof. Further the present invention is concerned with the manufacture of the compounds of formula (I), pharmaceutical compositions comprising them and their use as medicaments.本發明係關於式(I)之新穎5-HT2A及D3受體雙重調節劑其中X、Y、A、R1、R2及R3係如本文中所述;以及其醫藥上可接受之鹽及酯。此外,本發明係關於式(I)化合物之製造、包含其之醫藥組合物及其作為藥劑之用途。