Patent ID: 8039463

Claim:
A compound selected from the group consisting of: N-Biphenyl-4-yl-3-oxo-3-[4-(2-trifluoromethyl-benzoyl)-piperazin-1-yl]-propionamide, N-Biphenyl-4-yl-3-[4-(2,5-dichloro-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, N-Biphenyl-4-yl-3-[4-(5-fluoro-2-trifluoromethyl-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, N-Biphenyl-4-yl-3-[4-(4-chloro-2,5-difluoro-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, N-Biphenyl-4-yl-3-[4-(2-methyl-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, N-Biphenyl-4-yl-3-[4-(2,5-difluoro-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, N-Biphenyl-4-yl-3-[4-(2-bromo-5-fluoro-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, N-Biphenyl-4-yl-3-oxo-3-[4-(3,4,5-trifluoro-benzoyl)-piperazin-1-yl]-propionamide, N-Biphenyl-4-yl-3-[4-(2-chloro-5-trifluoromethyl-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, and N-Biphenyl-4-yl-3-[4-(2-bromo-benzoyl)-piperazin-1-yl]-3-oxo-propionamide, or pharmaceutically acceptable salts thereof.