Compound of formula in which: ▪ R 1 represents: - a -C CR 3 R 4 CR 5 R 6 C OH group; or - a group ▪ n represents 0 or 1; ▪ m represents 0 or 1; ▪ L 1 represents a -C -; -C O- or -S 2 - group; ▪ R 2 represents: - a phenyl group non-substituted or substituted by one or more substituants, identical or different chosen among: - a C 1 to C 6 alkoxy group, linear or branched; - a halogen atom; - a C 1 to C 5 linear or branched hydrocarbon group, substituted by one or more halogen atoms; - a C 1 to C 5 linear or branched hydrocarbon group; - a cyano group (-CN); or - a sulfonylalkyl group (-S 2 -alkyl), in which the alkyl is linear or branched, C 1 to C 5; - a heterocycle aromatic group with 5, 6 or 7 members comprising 1 or 2 heteroatoms, identical or different chosen among nitrogen, sulfur and oxygen; - a polyheterocycle aromatic group with 9 to 10 members, comprising 1, 2 or 3 heteroatoms identical or different chosen among nitrogen, sulfur and oxygen; - a -L 2 -phenyl group; or - a hydrocarbon group, linear or branched, C 1 to C 5; ▪ L 2 represents an alkyl, linear or branched, C 1 to C 5; ▪ R 3, R 4, R 5 and R6, represent a hydrogen atom; ▪ R 7 represent an alkyl, linear or branched, C 1 to C 5; enantiomers and diastereoisomers thereof and the addition salts thereof with pharmaceutically acceptable bases or acids. ▪ R 1 represents: - a -C CR 3 R 4 CR 5 R 6 C OH group; or - a group - a -C CR 3 R 4 CR 5 R 6 C OH group; or - a group ▪ n represents 0 or 1; ▪ m represents 0 or 1; ▪ L 1 represents a -C -; -C O- or -S 2 - group; ▪ R 2 represents: - a phenyl group non-substituted or substituted by one or more substituants, identical or different chosen among: - a C 1 to C 6 alkoxy group, linear or branched; - a halogen atom; - a C 1 to C 5 linear or branched hydrocarbon group, substituted by one or more halogen atoms; - a C 1 to C 5 linear or branched hydrocarbon group; - a cyano group (-CN); or - a sulfonylalkyl group (-S 2 -alkyl), in which the alkyl is linear or branched, C 1 to C 5; - a heterocycle aromatic group with 5, 6 or 7 members comprising 1 or 2 heteroatoms, identical or different chosen among nitrogen, sulfur and oxygen; - a polyheterocycle aromatic group with 9 to 10 members, comprising 1, 2 or 3 heteroatoms identical or different chosen among nitrogen, sulfur and oxygen; - a -L 2 -phenyl group; or - a hydrocarbon group, linear or branched, C 1 to C 5; - a phenyl group non-substituted or substituted by one or more substituants, identical or different chosen among: - a C 1 to C 6 alkoxy group, linear or branched; - a halogen atom; - a C 1 to C 5 linear or branched hydrocarbon group, substituted by one or more halogen atoms; - a C 1 to C 5 linear or branched hydrocarbon group; - a cyano group (-CN); or - a sulfonylalkyl group (-S 2 -alkyl), in which the alkyl is linear or branched, C 1 to C 5; - a C 1 to C 6 alkoxy group, linear or branched; - a halogen atom; - a C 1 to C 5 linear or branched hydrocarbon group, substituted by one or more halogen atoms; - a C 1 to C 5 linear or branched hydrocarbon group; - a cyano group (-CN); or - a sulfonylalkyl group (-S 2 -alkyl), in which the alkyl is linear or branched, C 1 to C 5; - a heterocycle aromatic group with 5, 6 or 7 members comprising 1 or 2 heteroatoms, identical or different chosen among nitrogen, sulfur and oxygen; - a polyheterocycle aromatic group with 9 to 10 members, comprising 1, 2 or 3 heteroatoms identical or different chosen among nitrogen, sulfur and oxygen; - a -L 2 -phenyl group; or - a hydrocarbon group, linear or branched, C 1 to C 5; ▪ L 2 represents an alkyl, linear or branched, C 1 to C 5; ▪ R 3, R 4, R 5 and R6, represent a hydrogen atom; ▪ R 7 represent an alkyl, linear or branched, C 1 to C 5; enantiomers and diastereoisomers thereof and the addition salts thereof with pharmaceutically acceptable bases or acids.