Patent ID: 7288537

Claim:
A compound of formula I in free or salt form, where Ar is phenyl optionally substituted by one or more substituents selected from halogen, C 1 -C 8 -alkyl, cyano or nitro; R 1 is hydrogen or C 1 -C 8 -alkyl optionally substituted by hydroxy, C 1 -C 8 -alkoxy, acyloxy, halogen, carboxy, C 1 -C 8 -alkoxycarbonyl, —N(R 4 )R 5 , —CON(R 6 )R 7 or by a monovalent cyclic organic group having 3 to 15 atoms in the ring system; R 2 is hydrogen, C 1 -C 8 -alkyl or C 3 -C 10 -cycloalkyl; R 3 is a heterocyclic group having 5 to 11 ring atoms of which 1 to 4 are hetero atoms selected from nitrogen, oxygen and sulphur atoms; R 4 and R 5 are each independently hydrogen or C 1 -C 8 -alkyl, or R 4 is hydrogen and R 5 is hydroxy-C 1 -C 8 -alkyl, acyl, —SO 2 R 8 or —CON(R 6 )R 7 , or R 4 and R 5 together with the nitrogen atom to which they are attached denote a 5-or 6-membered heterocyclic group; R 6 and R 7 are each independently hydrogen or C 1 -C 8 -alkyl, or R 6 and R 7 together with the nitrogen atom to which they are attached denote a 5- or 6-membered heterocyclic group; R 8 is C 1 -C 8 -alkyl, C 1 -C 8 -haloalkyl, or phenyl optionally substituted by C 1 -C 8 -alkyl; X is —C(═O)—, —O—, —CH 2 —, or CH(OH); Y is oxygen or sulfur; m is 1, 2, 3 or 4; and n, p and q are each 0 or 1, n+p+q=1 or 2, n+q=1, p+q=1, and when n is 0, p is 0.