Using C[C@H](CS)C(=O)O, NS(=O)(=O)c1cc(C(=O)Cl)ccc1Cl to produce C[C@H](CSC(=O)c1ccc(Cl)c(S(N)(=O)=O)c1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.