Patent ID: 8344000

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 hydrogen 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 is a benzene ring or 6-membered aromatic heterocylic ring containing one or two nitrogen atoms; Q is selected from hydrogen and C 1-6 alkyl; and Y is selected from O, S, CH 2 , CHF, CF 2 , CHMe, C(Me) 2 , CH 2 CH 2 , OCH 2 , and CH 2 O.