agreement form exchang letter articl framework agreement cooper european econom commun feder republ brazil letter brussel sir refer framework agreement cooper european econom commun feder republ brazil enter forc octob honour inform subject confirm articl agreement replac articl authent languag agreement drawn copi danish dutch english french german greek italian portugues languag text equal authent greek languag version agreement attach letter grate confirm govern agreement text articl accept sir assur highest consider behalf council european commun letter brussel sir honour acknowledg receipt letter todai date articl framework agreement cooper european econom commun feder republ brazil honour confirm govern agreement text articl accept sir assur highest consider govern feder republ brazil