Compound of formula (I): 1 wherein: V represents a single bond or an alkylene chain, M represents a single bond or an alkylene chain, A and E each represents nitrogen or CH, but at least one of the two groups A or E represents nitrogen, W represents a group of formula (i), (ii) or (iii): 2 wherein: X represents carbonyl, sulphonyl or sulphoxide, G1, G2 and G3 are as defined in the description, T represents a fused phenyl group or a fused pyridyl group, R1 represents hydrogen, linear or branched (C1-C6)alkyl, aryl or aryl-(C1-C6)alkyl in which the alkyl moiety is linear or branched, R2a and R2b, which are the same or different, are as defined in the description, R3 represents aryl or heteroaryl-A as defined in the description, each of which groups may optionally be substituted, Y represents aryloxy, heteroaryloxy or heteroaryl-B as defined in the description, each of which groups may optionally be substituted, its isomers, its hydrates, its solvates and addition salts thereof with a pharmaceutically acceptable acid. Medicinal products containing the same which are useful in the treatment of diseases or pathological conditions in which endothelial dysfunction is known.