Using CCOC(=O)CCCOC(=O)c1cc(S(N)(=O)=O)c(Cl)cc1NCc1ccco1 to produce NS(=O)(=O)c1cc(C(=O)OCCCC(=O)O)c(NCc2ccco2)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.