Using O=C1CCCN1, CCN(CC)c1c([N+](=O)[O-])cc(C(F)(F)F)c(Cl)c1[N+](=O)[O-] to produce CCN(CC)c1c([N+](=O)[O-])cc(C(F)(F)F)c(N2CCCC2=O)c1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.