Using CCCN(C(=O)c1cc(Cl)cc(OC)c1)c1cc(F)cc(F)c1 to produce CCCN(C(=O)c1cc(O)cc(Cl)c1)c1cc(F)cc(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.