Using COC(=O)c1ccc(CNC(=O)c2cc(OCc3ccccc3Cl)ccc2Cl)cc1 to produce O=C(O)c1ccc(CNC(=O)c2cc(OCc3ccccc3Cl)ccc2Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.