Patent ID: 7223776

Claim:
Compounds of formula (I): wherein A is an oxygen, sulphur or nitrogen atom or a C 1-4 alkylene, C 2-4 alkenylene, C 2-4 alkynylene or C 1-4 heteroalkylene group, X 1 , X 2 , X 3 , X 4 and X 5 groups of formula CR 2 , R 1 is a hydrogen atom, a halogen atom, a hydroxy group, an alkyloxy group or a heteroalkyloxy group, R 2 is a hydrogen atom, a halogen atom, or a hydroxy, alkyl, alkenyl, alkynyl or heteroalkyl group, R 3 is selected from the following groups: the radicals R 4 , each independently of any other(s), are a hydroxy group, a C 1-6 alkyl group or a C 1-8 heteroalkyl group, R 5 is an alkyl, alkenyl, alkynyl, heteroalkyl, aryl, heteroaryl, cycloalkyl, alkylcycloalkyl, heteroalkyl-cycloalkyl, heterocycloalkyl, aralkyl or heteroaralkyl radical, n is 0, 1, 2 or 3 and m is 0 or 2, or a pharmacologically acceptable salt, solvate, hydrate or a pharmacologically acceptable formulation thereof.