Patent ID: 7825253

Claim:
A compound of formula (I) wherein X is a bond, —CH 2 CH 2 —, —CH═CH—, —CH 2 O—, —CH 2 NR—, —CH 2 S(O)—, —CH 2 S(O) 2 —, —O—, —OCH 2 CH 2 —, —S—, —SCH 2 —, —OCH 2 CH 2 S(O)—, —OCH 2 CH 2 S(O) 2 —, —CH 2 NRCO—, —CH 2 NRCH 2 —, —NRS(O) 2 NR—, —NHCHR—, —NR—, or —NRS(O) 2 —; and wherein X can be inserted in both directions into formula (I); Y is a bond, —CHR— or —OCH 2 CH 2 —; R is hydrogen or lower alkyl; Ar 1 /Ar 2 are each independently aryl or 5 to 10 membered heteroaryl, optionally substituted by lower alkyl, lower alkoxy, lower haloalkoxy, halogen, —CF 3 , —CH 2 OH, —CH 2 O-lower alkyl, 3 to 10 membered cycloalkyl, 5 to 10 membered heterocycloalkyl, —CH 2 O(CH 2 ) 2 O-lower alkyl, —S(O) 2 -lower alkyl or —S(O) 2 NHR; or a pharmaceutically acceptable acid addition salt thereof.