Using COCC1(c2ccc(/C=C/CC(NC(=O)c3c(Cl)cccc3Cl)C(=O)OC)cc2)CCOCC1 to produce COCC1(c2ccc(/C=C/CC(NC(=O)c3c(Cl)cccc3Cl)C(=O)[O-])cc2)CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.