Using CCN(CC)S(F)(F)F, OC1(c2cccc(F)c2F)CCN(Cc2ccccc2)C1 to produce Fc1cccc(C2(F)CCN(Cc3ccccc3)C2)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.