[EN] IMIDAZOLE DERIVATIVES AND THEIR USE IN THE TREATMENT OF AUTOIMMUNE OR INFLAMMATORY DISEASES OR CANCERS [FR] DÉRIVÉS D'IMIDAZOLE ET LEUR UTILISATION DANS LE TRAITEMENT DE MALADIES AUTO-IMMUNES OU INFLAMMATOIRES OU DE CANCERS
Compounds of formula (I) and salts thereof:
wherein R
1
, R
2
, R
3
, a, X
1
, X
2
, X
3
, X
4
, and X
5
are as defined hereinbefore. Compounds of formula (I) and salts thereof have been found to inhibit the binding of the BET family of bromodomain containing proteins to, for example, acetylated lysine residues and thus may have use in therapy, for example in the treatment of autoimmune and inflammatory diseases, such as rheumatoid arthritis; and cancers.