Using CC(C)(C)OC(=O)N[C@@H](CCc1ccccc1)C(=O)CBr, O=C(O)c1cc(Cl)ccc1Cl to produce CC(C)(C)OC(=O)N[C@@H](CCc1ccccc1)C(=O)COC(=O)c1cc(Cl)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.