Using O=C(CBr)Nc1cc(F)c(F)cc1C(=O)O, Nc1ccccc1 to produce O=C(CNc1ccccc1)Nc1cc(F)c(F)cc1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.