Using COC(=O)C1(N)CC1, O=[N+]([O-])c1ccccc1S(=O)(=O)N(CCOS(=O)(=O)C(F)(F)F)CCOS(=O)(=O)C(F)(F)F to produce COC(=O)C1(N2CCN(S(=O)(=O)c3ccccc3[N+](=O)[O-])CC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.