Using COC(=O)Cc1cc(Cl)c(Oc2ccc(NC(=O)C(C)C)c(/C=C/C(=O)O)c2)c(Cl)c1 to produce CC(C)C(=O)Nc1ccc(Oc2c(Cl)cc(CC(=O)O)cc2Cl)cc1/C=C/C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.