Using O=C(CBr)c1ccc(Cl)cc1Cl, CCOC(=O)c1cc(C(=O)OCC)[nH]n1 to produce CCOC(=O)c1cc(C(=O)OCC)n(CC(=O)c2ccc(Cl)cc2Cl)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.