Patent ID: 7138423

Claim:
A compound of Formula (I) or an isomer, a pharmaceutically acceptable salt or solvate thereof wherein R 1 represents phenyl or heteroaryl optionally substituted with hydroxy, C 1-6 alkyl, fluoro C 1-6 alkyl, C 2-6 alkenyl, C 1-6 alkoxy, cyano, or halogen, in which said heteroaryl is selected from indazolyl, indolyl, thienyl, furyl and pyridyl; R 2 , R 5 and R 4 independently represent H, C 1-4 alkyl, C 1-4 alkoxy, fluoro C 1-4 alkyl, halo or cyano; X represents O, or S; n is 0 or 1; or an R 5 and R 6 independently represent H, C 1-4 alkyl, C 3-6 cycloalkyl, or C 3-6 cycloalkyl C 1-3 alkyl.