Patent ID: 7691841

Claim:
A compound of formula I in free or salt form, wherein Ar is phenyl optionally substituted by halo, C 1 -C 8 -alkyl, C 1 -C 8 -alkoxy, cyano, nitro, —SO 2 —C 1 -C 8 -alkyl, —SO 2 —NH—C 1 -C 8 -alkyl or —SO 2 —N—(C 1 -C 8 -alkyl) 2 ; X is —CO—CH 2 —NH—; Y is —CO—R 1 —, —CO—R 2 —S—, —CO—NH— or —SO 2 —; T is phenyl optionally substituted by halo, C 1 -C 8 -alkyl, C 1 -C 8 -alkoxy or cyano, or T is a heterocyclic group selected from the group consisting of oxazolyl, pyrazolyl, pyridyl, and benzothiazol, said heterocyclic group being optionally substituted by halo, C 1 -C 8 -alkyl optionally substituted by R 3 , C 1 -C 8 -alkoxy optionally substituted by R 3 , phenyl or by a 5- or 6-membered heterocyclic ring having at least one ring nitrogen, oxygen or sulphur atom; R 1 and R 2 are each a bond or C 1 -C 8 -alkylene; and R 3 is phenyl or a 5- or 6-membered heterocyclic ring having at least one ring nitrogen, oxygen or sulphur atom.