Patent ID: 8110588

Claim:
A 1,2,3-triazole derivative represented by Formula I a stereoisomer thereof or a mixture of its stereoisomers, or a pharmaceutically acceptable salt thereof, wherein one of X′ and X″ represents C; and the other of X′ and X″ represents N; R′ and R″, independently of each other, represent hydrogen or alkyl; one of R 1 R 2 represents hydrogen; and the other of R 1 and R 2 represents halo, trifluoromethyl, cyano, alkoxy, hydroxy, amino, N-(alkyl-carbonyl)-amino, sulfamoyl or oxadiazolyl; and one of R 3 and R 4 represents halo; and the other of R 3 and R 4 represents trifluoromethyl; and R 5 represents hydrogen; or R 3 , R 4 and R 5 , independently of each other, represent halo or trifluoromethyl; and Y represents an aryl or heteroaryl group selected from phenyl and isoxazolyl.