Patent ID: 6440976
Filing Date: 2002-08-27
Classification: A61P,C07D

Abstract:
A compound represented by formula (I): or a pharmaceutically acceptable salt thereof, whereinAr is an aromatic group, said aromatic group being phenyl, naphthyl, pyridinyl, pyridazinyl, pyrimidinyl, pyrazinyl, imidazolyl, quinoxalinyl, furyl, thienyl, pyrrolyl, benzimidazolyl, indolyl, quinolinyl, isoquinolinyl, pyrazolyl, indazolyl, oxazolyl, isoxazolyl, thiazolyl, isothiazolyl, oxadiazolyl, thiadiazolyl, triazolyl, tetrazolyl, imidazolyl, benzthienyl, or benzofuryl, said aromatic group optionally substituted by one or two substituents, each substituent independently is halogen, C1-4alkyl, or oxyC1-4alkyl; R1 is a phenyl; R2 is a phenyl group, a C1-4alkylphenyl group, or absent, wherein the groups optionally may be substituted by one or two substituents, each substituent is independently halogen, C1-4alkyl, or oxyC1-4alkyl; and R3 is a phenyl group, a C1-4alkylphenyl group, or absent, wherein the groups optionally may be substituted by one or two substituents, each substituent is independently halogen, C1-4alkyl, or oxyC1-4alkyl.