Using BrCc1ccccc1, O=c1cc(O)ccn1Cc1ccc(Cl)cc1Cl to produce O=c1cc(OCc2ccccc2)ccn1Cc1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.