Using O=C1Nc2ccc(Cl)cc2C1=O, FC(F)(F)Oc1ccccc1Br to produce O=C1Nc2ccc(Cl)cc2C1(O)c1ccccc1OC(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.