Patent ID: 7696181

Claim:
A compound of Formula I: wherein: R 1 is 3-tetrahydrofuranyl, phenyl, cyclohexyl, hydroxycyclohexyl, cyclopentyl, hydroxycyclopentyl, or benzyloxycyclopentyl; R 2 is hydrogen; R 3 is a moiety selected from phenyl, benzothiazolyl, benzoxazolyl, pyridinyl, benzofuranyl, quinolinyl, isoquinolinyl pyrazolyl, isoxazolyl, oxadiazolyl, and thiazolyl, wherein said moiety is optionally substituted by halo, lower alkyl of 1-4 carbon atoms, lower alkoxy of 1-4 carbon atoms, or phenyl optionally substituted by halo, lower alkyl of 1-4 carbon atoms, or lower alkoxy of 1-4 carbon atoms; R 4 and R 5 are independently hydrogen or acyl; T and X are independently a covalent bond or alkylene of 1-3 carbon atoms; Y is —S—; and Z is alkylene of 1-3 carbon atoms.