Patent ID: 8299257

Claim:
A compound of formula (I) or a salt thereof: wherein: R 4 , R 5 and R 6 are independently selected from hydrogen, halogen, C 1-6 alkyl, C 1-6 alkyl substituted with one or more fluorine atoms, cyano, C 1-6 alkylsulfonyl, C 1-6 alkylsulfonyl substituted with one or more fluorine atoms, C 3-6 cycloalkyl, C 1-6 alkoxy, C 1-6 alkoxy substituted with one or more fluorine atoms, C 1-6 alkanoyl, —C(═NOC 1-6 alkyl)C 1-6 alkyl, —C 1-6 alkoxyC 1-6 alkyl, and —C(O)NR a R b ; R a and R b are each independently H or C 1-6 alkyl, or together with the nitrogen atom to which they are attached form a five or six membered ring; ring A represents a benzene ring, or a 6-membered aromatic heterocylic ring containing one or two nitrogen atoms; R is selected from C 3-6 cycloalkylC 1-4 -alkyl, C 1-6 alkyloxyC 1-6 alkyl, C 3-6 cycloalkyloxyC 1-6 alkyl and C 3-6 cycloalkylC 1-4 alkyloxyC 1-6 alkyl, wherein any alkyl or cycloalkyl group is optionally substituted by one or more fluorine atoms; Q is selected from hydrogen and C 1-6 alkyl; and Y is selected from O, S, CF 2 , CH 2 CH 2 , OCH 2 , and CH 2 O.