Using COc1ccc(-c2ccc3c(c2)c2cc(Cl)cnc2n3S(=O)(=O)c2ccccc2)cc1 to produce O=S(=O)(c1ccccc1)n1c2ccc(-c3ccc(O)cc3)cc2c2cc(Cl)cnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.