Using COC(=O)c1ccc(C=C2CCN(C(=O)c3ccc(Cl)cc3)CC2)c(F)c1 to produce O=C(O)c1ccc(C=C2CCN(C(=O)c3ccc(Cl)cc3)CC2)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.