Patent ID: 7687540

Claim:
A compound, including enantiomers, stereoisomers, and tautomers of said compound and pharmaceutically acceptable salts thereof, with said compound having the general structure shown in formula I: wherein: R is C 1-8 alkyl, C 3-8 cycloalkylC 1-4 alkyl, arylC 1-4 alkyl or fluoroalkyl of the formula C n H X F Y wherein n is an integer from 1 to 4, x is an integer from 0 to 8, y is an integer from 1to 9 and sum of x and y is 2n+1; R 1 is hydrogen or hydroxy; R 2 is substituted or unsubstituted aryl, arylC 1-4 alkyl, heteroaryl or heteroarylalkyl, or CHWOCOX; wherein W is hydrogen or C 1-4 alkyl; X is C 1-4 alkyl, C 3-8 cycloalkyl, aryl, heteroaryl, NHY or OY; and wherein Y is C 1-4 alkyl, C 3-8 cycloalkyl, aryl or heteroaryl.