Translate the following English sentence to French:
"Thirdly, we must build on the Montreal Protocol as far as the export of GMOs is concerned, and this should be done on the basis of mutual agreement and transparency."
Troisièmement, nous devons nous inspirer du protocole de Montréal en matière d'exportation d'OGM, tout ceci sur la base d'un accord bilatéral et des principes de transparence.