Using CCNCC, O=C(NCc1cccc(C(F)(F)F)c1)c1ccnc(-c2cc(F)ccc2[N+](=O)[O-])c1 to produce CCN(CC)c1ccc([N+](=O)[O-])c(-c2cc(C(=O)NCc3cccc(C(F)(F)F)c3)ccn2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.