Using O=C(Cl)/C=C/c1ccc(S(=O)(=O)N2CCN(c3cccc(C(F)(F)F)c3)CC2)cc1, NO to produce O=C(/C=C/c1ccc(S(=O)(=O)N2CCN(c3cccc(C(F)(F)F)c3)CC2)cc1)NO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.