Using Nc1ccc(Cl)cc1, CCC(Cl)(Cl)C(O)NC(=O)c1ccc(Br)cc1 to produce CCC(Cl)(Cl)C(NC(=O)c1ccc(Br)cc1)Nc1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.