Using C=CCN1C(=O)COc2ccc(C(O)(C(C)c3ccc(OC)cc3Cl)C(F)(F)F)cc21 to produce C=CCN1C(=O)COc2ccc(C(O)(C(C)c3ccc(O)cc3Cl)C(F)(F)F)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.