Using O=[N+]([O-])c1ccccc1S(=O)(=O)NCCc1ccccc1Cl, C[C@H](CO)NC(=O)OC(C)(C)C to produce C[C@@H](N)CN(CCc1ccccc1Cl)S(=O)(=O)c1ccccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.