Using CCOC(=O)C(F)(F)Cl, O=[N+]([O-])c1ccc(Br)c(O)c1 to produce O=[N+]([O-])c1ccc(Br)c(OC(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.