Using CCOC(=O)c1cc(-c2ccccc2Oc2ccccc2)[nH]c1C, O=C(Cl)C(=O)Cl to produce CCOC(=O)c1c(C)[nH]c(-c2ccccc2Oc2ccccc2)c1C=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.