Patent ID: 8598175

Claim:
A compound of the formula (I) or a salt thereof: wherein: X represents two hydrogen atoms, a sulfur atom, an oxygen atom or a C 1-2 alkyl group and a hydrogen atom; Z represents a bond, an oxygen atom, a nitrogen atom substituted by a hydrogen atom or a C 1-3 alkyl group, a sulfur atom, a methylene group optionally substituted by one or two groups chosen from a C 1-6 alkyl group, a hydroxyl group, a C 1-6 alkoxy group, a C 1-2 perhalogenated alkyl group or an amino group; R1 represents a 2, 4 or 5-pyrimidine ring or a 4-pyridine ring, the ring being optionally substituted by a C 1-6 alkyl group, a C 1-6 alkoxy group or a halogen atom; R2 represents a 4-15 membered heterocyclic group, this group being optionally substituted by 1 to 4 substituents selected from a C 1-6 alkyl group, a halogen atom, a C 1-2 perhalogenated alkyl group, a C 1-6 halogenated alkyl group, a hydroxyl group, a C 1-6 alkoxy group, a C 1-2 perhalogenated alkoxy group, a C 1-6 halogenated alkoxy group, a nitro, a cyano, an amino, a C 1-6 monoalkylamino group, a C 2-12 dialkylamino group, a S—(C 1-6 -alkyl) group, an heterocyclic group, an aryl group, an heteroaryl group, a O-aryl group or a S-aryl group, the above-mentioned groups being optionally substituted by 1 to 4 substituents selected from a C 1-6 alkyl group, a halogen atom, a C 1-6 alkoxy group, a C(O)O (C 1-6 -alkyl) or a C(O)O (aryl) group, the aryl optionally substituted by 1 to 4 substituents selected from a C 1-6 alkyl group, a halogen atom, a C 1-6 alkoxy group; R3 represents a hydrogen atom, a C 1-6 alkyl group or a halogen atom; R4 represents a hydrogen atom or a C 1-6 alkyl group; R5 represents a hydrogen atom, a C 1-6 alkyl group; R6 represents a hydrogen atom, a C 1-6 alkyl group; R7 represents a hydrogen atom or a C 1-6 alkyl group; and n represents 0 to 3 and m represents 0.