Patent ID: 7534788

Claim:
A compound of the formula wherein X is S or O; A is selected from the group consisting of O, CF 2 , S(O) 2 , N—R 5 wherein R 5 is lower alkyl, NCO—R 6 wherein R 6 is lower alkyl and NCOO—R 7 wherein R 7 is lower alkyl; R 1 and R 1′ independently from each other are hydrogen or lower alkyl; R 2 is selected from the group consisting of hydrogen, lower alkyl, cycloalkyl, lower cycloalkylalkyl, lower hydroxyalkyl, lower alkoxyalkyl, phenyl unsubstituted or substituted with one to three groups independently selected from lower alkyl, halogen, cyano, morpholinyl, lower alkoxy, lower alkoxycarbonyl, lower halogenalkyl, lower halogenalkoxy, lower hydroxyalkyl, lower alkylsulfonyl or lower alkylsulfonylamino, lower phenylalkyl, wherein the phenyl ring may be unsubstituted or substituted with one to three groups independently selected from lower alkyl, halogen, cyano, morpholinyl, lower alkoxy, lower alkoxycarbonyl, lower halogenalkyl, lower halogenalkoxy, lower hydroxyalkyl, lower alkylsulfonyl or lower alkylsulfonylamino, and heteroaryl unsubstituted or substituted with one or two groups independently selected from lower alkyl, lower alkoxy, cyano, morpholinyl or halogen; one of R 3 or R 4 is selected from the group consisting of hydrogen, halogen, lower alkoxy and lower alkyl; and the other one of R 3 and R 4 is a group G selected from wherein m is 0 or 1; R 8 is selected from the group consisting of lower alkyl, cycloalkyl, lower halogenalkyl and lower alkoxycarbonyl; R 9 is selected from the group consisting of lower alkyl, cycloalkyl, lower halogenalkyl and lower alkoxycarbonyl; or a pharmaceutically acceptable salt thereof.