Using O=S(=O)(Cl)c1ccccc1, CCc1ccc(N)c(C(=O)O)c1 to produce CCc1ccc(NS(=O)(=O)c2ccccc2)c(C(=O)O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.