Using BrCc1ccccc1, O=C(O)CCc1nc(-c2ccc(Cl)cc2)co1 to produce O=C(CCc1nc(-c2ccc(Cl)cc2)co1)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.