[EN] NOVEL PIPERAZINYL-PYRAZINONE DERIVATIVES FOR THE TREATMENT OF 5-HT2A RECEPTOR-RELATED DISORDERS [FR] NOUVEAUX DERIVES DE PIPERAZINYL-PYRAZINONE POUR LE TRAITEMENT DES TROUBLES LIES AU RECEPTEUR 5-HT2A
Compounds of the general formula (I):
1
wherein m, n, R
1
, R
2
, R
3
and R
4
are as described in the specification.
Further included are pharmaceutical compositions comprising the compounds, processes for their preparation, as well as the use of the compounds for the preparation of a medicament for the treatment of 5-HT
2A
receptor-related disorders or medical conditions.