Using Nc1ccccc1S(=O)(=O)Nc1cccc2c(C(F)(F)F)ccnc12 to produce O=S1(=O)Nc2c(ccc3c(C(F)(F)F)ccnc23)-c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.