Patent ID: 7452892

Claim:
A compound according to Formula I or a pharmaceutically acceptable salt or a stereoisomer thereof wherein R 1 is selected from the group consisting of phenyl and pyridyl which may each be optionally substituted with 1 to 3 members selected from the group consisting of halogen, cyano, alkyl and hydroxyalkyl; R 2 is phenyl which may be optionally substituted with 1 to 3 halogen; R 3 is an alkyl which may be optionally substituted with 1 to 3 R 10 ; R 4 is selected from the group consisting of hydrogen, halogen, cyano, alkyl, alkoxy, —S—CH 3 , NH 2 , NHCH 3 , NCH(CH 3 ) 2 , R 10 in each instance is independently selected from the group consisting of alkyl, phenyl, pyridyl, halogen, and cyano, wherein the alkyl, phenyl and pyridyl may each be optionally substituted with 1 to 3 members selected from the group consisting of halogen, cyano, hydroxyl, carboxyl, CF 3 , and