[EN] SATURATED QUINOXALINE DERIVATIVES AND THEIR USE AS METABOTROPIC GLUTAMATE RECEPTOR LIGANDS [FR] DERIVES DE QUINOXALINE SATURES ET LEUR UTILISATION EN TANT QUE LIGANDS DU RECEPTEUR DU GLUTAMATE METABOTROPIQUE
[EN] SATURATED QUINOXALINE DERIVATIVES AND THEIR USE AS METABOTROPIC GLUTAMATE RECEPTOR LIGANDS [FR] DERIVES DE QUINOXALINE SATURES ET LEUR UTILISATION EN TANT QUE LIGANDS DU RECEPTEUR DU GLUTAMATE METABOTROPIQUE
The present invention relates to new compounds of formula I,
wherein P, Q, X
1
, X
2
, R
1
, R
2
, R
3
, R
4
, m and n, are as defined as in formula I, or N
1
-oxides, salts, solvates or solvated salts thereof, processes for their preparation and new intermediates used in the preparation thereof, pharmaceutical compositions containing said compounds and to the use of said compounds in therapy.