Using O=C(/C=C/c1cccc([N+](=O)[O-])c1)NC(c1cccc(C(F)(F)F)c1)C(F)(F)F to produce Nc1cccc(/C=C/C(=O)NC(c2cccc(C(F)(F)F)c2)C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.