Patent ID: 6861427

Claim:
A compound of formula I wherein R 1 is hydrogen, halo, cyano, carboxamido, carboalkoxy of two to six carbon atoms, trifluoromethyl, alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms, alkanoyloxy of 2 to 6 carbon atoms, amino, mono- or di-alkylamino in which each alkyl group has 1 to 6 carbon atoms, alkanamido of 2 to 6 carbon atoms, or alkanesulfonamido of 1 to 6 carbon atoms; R 2 is hydrogen, hydroxy, halo, amino, mono- or di-alkylamino in which each alkyl group has 1 to 6 carbon atoms, or alkyl of one to six carbon atoms; R 3 is phenyl, naphthyl, anthracyl, phenanthryl, pyridyl, pyrimidyl, triazinyl, thienyl, furyl, pyrrolyl, pyrazolyl, indolyl, imidazolyl, benzofuryl, benzothienyl, oxazolyl, or thiazolyl, each optionally substituted with one to three substituents selected from the group consisting of hydroxy, halo, trifluoromethyl, cyano, amino, mono- or di-alkylamino in which each alkyl group has 1 to 6 carbon atoms, alkoxy of one to six carbon atoms, and alkyl of one to six carbon atoms; X is N or CR 4 ; Y is N or CH; and R 4 is hydrogen or alkyl of one to six carbon atoms; or a pharmaceutically acceptable salt thereof.