Patent ID: 8859814

Claim:
A compound of formula I: wherein: Cy is heteroaryl selected from indolyl, 1,3-dihydro-indol-2-onyl, pyridyl, pyrazolyl, or benzothienyl; Ar is a phenyl, pyridyl, or isoquinolinyl group optionally substituted by one to two groups independently selected from —Cl, —Br, —F, —CN, —NO 2 , —CO 2 Me, -Me, SO 2 Me, ethynyl, and 1-propynyl; R 1 and R 2 , together with the N they are bonded to, form a heterocycle selected from piperidine, piperazine, azepane, [1,4]-diazepane, [1,4]-oxazepane, and 5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine, wherein said heterocycle is optionally substituted by one to two groups selected from C 1-6 alkyl, C 1-4 alkylOH, C(O)C 1-4 alkyl, CO 2 Me, and oxo; and X is CH 2 , O, NH, or S; or a pharmaceutically acceptable salt thereof.