Patent ID: 8163775

Claim:
A compound selected from the group consisting of: (4-Fluoro-phenyl)-{3-[5-(4-fluoro-phenyl)-4H-[1,2,4]triazol-3-yl}-piperidin-1-yl}-methanone; (4-Fluoro-phenyl)-[3-(4-fluoro-phenylethynyl)-piperidin-1-yl]-methanone; (4-Fluoro-phenyl)-{(S)-3-[5-(4-fluoro-phenyl)-[1,3,4]oxadiazol-2-yl]-piperidin-1-yl}-methanone; and (4-Fluoro-phenyl)-[3-(5-phenyl-tetrazol-2-yl)-piperidin-1-yl]-methanone; or a pharmaceutically acceptable salt thereof.