Using CCOC(=O)COc1ccccc1C1=NC(c2ccc(Cl)cc2)C(c2ccc(Cl)cc2)N1 to produce O=C([O-])COc1ccccc1C1=NC(c2ccc(Cl)cc2)C(c2ccc(Cl)cc2)N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.