Patent ID: 8344027

Claim:
A compound of the formula wherein A 1 is a bond, A 2 is selected from the group consisting of a bond, O, O(CH 2 ) 2 O, S, SO 2 , CF 2 and NR 2 , wherein R 2 is hydrogen or lower alkyl, m is selected from 2, 3, 4, 5, 6, 7, 8, 9, 10 and 11, n is selected from 0, 1, 2, 3, 4 and 5, R 1 is aryl selected from phenyl and naphthyl, said aryl being unsubstituted or substituted by one, two, three, four or five groups selected from the group consisting of lower alkyl, halogen, lower halogenalkyl, lower alkoxy and phenyl, or heteroaryl selected from the group consisting of pyridyl, thienyl and thiazolyl, said heteroaryl being unsubstituted or substituted by one, two or three groups selected from lower alkyl, halogen, lower halogenalkyl, lower alkoxy and phenyl, and pharmaceutically acceptable salts thereof.