Using COC(=O)CS(=O)(=O)c1ccc(NC(=O)[C@@](C)(O)C(F)(F)F)c(Cl)c1 to produce C[C@@](O)(C(=O)Nc1ccc(S(=O)(=O)CC(=O)O)cc1Cl)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.