Patent ID: 7842715

Claim:
A compound of formula I wherein X is CO, CH 2 or SO m ; Y is NR 6 , NR 6 CO, O or SO p ; m and p are each individually 0 or an integer of 1 or 2; R 1 and R 2 are taken together with the atom to which they are attached to form an optionally substituted 4- to 7-membered ring optionally containing one or two additional heteroatoms selected from N, O or S R 3 is an aryl group optionally substituted; R 4 and R 5 are each independently H, halogen, OR 9 or an alkyl, alkenyl, alkynyl, cycloalkyl, cycloheteroalkyl, aryl or heteroaryl group each optionally substituted; and R 6 and R 9 are each independently H or an optionally substituted alkyl group; or a stereoisomer thereof or a pharmaceutically acceptable salt thereof.