Using CS(=O)(=O)Cl, O=[N+]([O-])c1ccc(C(O)CCC(O)c2ccc([N+](=O)[O-])cc2)cc1 to produce CS(=O)(=O)OC(CCC(OS(C)(=O)=O)c1ccc([N+](=O)[O-])cc1)c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.