Using CC(=O)OC(C)=O, NC[C@@H]1CCN(c2ncc(C(=O)Nc3ccc(OC(F)(F)Cl)cc3)cc2-c2cncnc2)C1 to produce CC(=O)NC[C@H]1CCN(c2ncc(C(=O)Nc3ccc(OC(F)(F)Cl)cc3)cc2-c2cncnc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.