Patent ID: 7312234

Claim:
A compound of the Formula or a pharmaceutically acceptable salt thereof, wherein: X is a monocyclic (5-6 membered) ring system containing at least one heteroatom selected from N, O and S, wherein said ring system may be optionally substituted with 1-2 substituents selected from the group consisting of halogen, C 1-4 alkyl, C 1-4 alkoxy, and optionally substituted phenyl, wherein said phenyl may be optionally substituted by halogen, C 1-4 alkyl, or C 1-4 alkoxy; L 1 is CH 2 ; Z is a tetrahydroquinoline or dihydroquinoline ring system; Ar is an optionally substituted aromatic or heteroaromatic ring; L 2 is CH 2 ; L 3 is CO; n is 0, 1 or 2; each R 1 and R 2 is independently H or straight or branched chain or cyclic alkyl (1-6C) which may optionally be substituted, and wherein R 2 may be alkylene coupled to Y; and Y is a pyridinyl ring, wherein the ring nitrogen may optionally be oxidized, and wherein said ring may be optionally substituted with 1-3 substituents selected from the group consisting of halogen, cyano, alkyl, —OR, —SR, —NR 2 , —NRCOR, —OOCR, —COR, -CONR2, —COOR, —NO 2 , and —CF 3 , where R is H or alkyl (1-6C).