Using COC(=O)C(Br)c1ccc(Cl)cc1, O=Cc1cccc2[nH]ccc12 to produce COC(=O)C(c1ccc(Cl)cc1)n1ccc2c(C=O)cccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.