Patent ID: 8093275

Claim:
A compound of formula I: or a pharmaceutically acceptable salt thereof, wherein: R 1 is: C 1-6 alkyl; or halo; R 2 is: C 3-6 cycloalkyl; C 1-6 alkoxy-C 1-6 alkyl; hydroxy-C 1-6 alkyl; or heteroaryl-C 1-6 alkyl wherein the heteroaryl portion thereof is optionally substituted once or twice with C 1-6 alkyl; R 3 is: hydrogen; halo; C 1-6 alkyl; or C 1-6 alkoxy-carbonyl; R 4 is: hydrogen; halo; or C 1-6 alkyl; or R 3 and R 4 together with the atoms to which they are attached may form a fused 6-membered aromatic ring that optionally includes one or two nitrogens; or R 3 and R 4 together with the atom to which they are attached may form C 3-6 cycloalkyl; R 5 , R 6 and R 7 each independently is fluoro or hydrogen; X is: —N; and Y is: —O—; —CHR b —; or —NR c —; wherein R b and R c each independently is hydrogen or C 1-6 alkyl.