A compound of the formula (I): wherein R1, R2, R3, R4, Ar, A, n and m are defined herein, is disclosed as a GlyT1 inhibitor; pharmaceutical compositions containing the compound of the formula (I) are also disclosed as are their use in medicine, for example in the treatment of schizophrenia.
[EN] A compound of the formula (I): wherein R1,R2,R3, R4,Ar, A, n and m are defined herein, is disclosed as a GlyT1 inhibitor; pharmaceutical compositions containing the compound of the formula (I) are also disclosed as are their use in medicine, for example in the treatment of schizophrenia. [FR] La présente invention a trait à un composé de formule (I), dans laquelle: R1, R2, R3, R4, Ar, A, n et m sont tels que définis dans la description, en tant qu'inhibiteur GlyT1; à des compositions pharmaceutiques contenant le composé de formule (I) ainsi qu'à leur utilisation en médecine, par exemple dans le traitement de la schizophrénie.