Translate the following English sentence to French:
"The aim of this working group would be to find mutually acceptable solutions for the transition period, without prejudice to the final outcome of the discussions currently taking place. Nor would they contravene the agreements which will remain in force until a final agreement is reached."
Ce groupe de travail serait chargé de trouver des solutions réciproquement acceptables pour la période de transition qui ne remettent pas en cause l' objectif final des négociations en cours et qui ne soient pas contraires aux accords en vigueur, jusqu' à l' accord final.