Using CNc1nccc(-c2cccnc2Oc2cc(C(=O)Cl)ccc2C)n1, COc1ccccc1 to produce CNc1nccc(-c2cccnc2Oc2cc(C(=O)c3ccccc3OC)ccc2C)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.