Using O=C([O-])[O-], COC(=O)c1ccc2c(=O)n(Cc3ccc(Cl)cc3Cl)c(=O)[nH]c2c1 to produce COC(=O)c1ccc2c(=O)n(Cc3ccc(Cl)cc3Cl)c(=O)n(C)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.