Using CI, O=C1c2ccccc2C(=O)N1CCc1c[nH]c2ccc(CNS(=O)(=O)C(F)(F)F)cc12 to produce CN(Cc1ccc2[nH]cc(CCN3C(=O)c4ccccc4C3=O)c2c1)S(=O)(=O)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.