Using CC(C)c1cccc(OCC(=O)NCCCC(=O)O)c1, O=[N+]([O-])c1cccc(S(=O)(=O)CCO)c1 to produce CC(C)c1cccc(OCC(=O)NCCCC(=O)OCCS(=O)(=O)c2cccc([N+](=O)[O-])c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.