Using O=C([O-])O, C=C(CSc1ccccc1NN=C(Cl)C(=O)OC)c1ccccc1 to produce C=C(CS(=O)c1ccccc1NN=C(Cl)C(=O)OC)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.