Patent ID: 6887876

Claim:
A compound of Formula (I): wherein: R 1 is a substituent selected from the group consisting of hydrogen, C 1-6 alkyl, C 1-6 alkoxy(C 1-6 )alkyl, allyl, phenyl, phenyl(C 1-6 )alkyl, and thienyl(C 1-6 )alkyl; R 2 and R 3 are substituents independently selected from the group consisting of hydrogen and C 1-6 alkyl; R 4 is either one or two substituents independently selected from the group consisting of halogen, C 1-6 alkoxy, and trihaloC 1-4 alkyl; X is a substituent selected from the group consisting of O(R 5 ) and N(R 6 )(R 7 ); wherein R 5 is a substituent selected from C 1-6 alkyl; and, R 6 and R 7 are substituents independently selected from the group consisting of hydrogen and C 1-6 alkyl; and n is the integer 1; and pharmaceutically acceptable enantiomers, diastereomers and salts thereof.