Patent ID: 8461180

Claim:
A compound of the formula (I) wherein ------- represents either a single or double bond; X is N when Y is N—R 7 ; or X is N—R 6 when Y is N; R 2 is (C 1-4 )alkyl; R 5 is H or (C 1-4 )alkyl; R 6 is (C 1-6 )alkylene-phenyl or (C 1-6 )alkylene-pyridinyl, wherein said phenyl and pyridinyl are optionally substituted with 1 to 2 substituents each independently selected from (C 1-6 )alkyl, —O(C 1-6 )alkyl, and —O(C 1-6 )haloalkyl; R 7 is H, (C 1-6 )alkyl, (C 1-6 )alkylene-O(C 1-6 )alkyl, (C 1-6 )alkylene-O-aryl, (C 1-6 )haloalkyl, (C 1-6 )alkylene-(C 3-7 )cycloalkyl, (C 1-6 )alkylene-Het or (C 1-6 )alkylene-aryl, wherein said (C 1-6 )alkylene-Het and (C 1-6 )alkylene-aryl are optionally substituted with (C 1-6 )alkyl, —O(C 1-6 )alkyl, or —O(C 1-6 )haloalkyl, and wherein Het is selected from: R 3 is —O(C 1-4 )alkyl, and bond c is a single bond; R 4 is phenyl or Het, wherein said phenyl and Het are optionally substituted with 1 to 3 substituents each independently selected from halo, (C 1-6 )alkyl, and -O(C 1-6 ) alkyl, and wherein Het is selected from: or a salt thereof.