Using CC1(C)OCC(=O)NC1c1ccc(F)c(F)c1, O=C(Cl)Oc1ccc([N+](=O)[O-])cc1 to produce CC1(C)OCC(=O)N(C(=O)Oc2ccc([N+](=O)[O-])cc2)C1c1ccc(F)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.