Using O=[N+]([O-])c1cc(C(F)(F)F)ccc1NCCN1CCN(C(c2ccccc2)c2ccccc2)CC1 to produce Nc1cc(C(F)(F)F)ccc1NCCN1CCN(C(c2ccccc2)c2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.