Using O=C(O)c1ccc(Cl)nc1, C[C@H]1CN(S(=O)(=O)c2ccc(C(F)(F)F)cc2)CCN1 to produce C[C@H]1CN(S(=O)(=O)c2ccc(C(F)(F)F)cc2)CCN1C(=O)c1ccc(Cl)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.