Using CC(C)(C)OC(=O)NCCCN, O=S(=O)(Cl)c1cccc2c(Cl)nccc12 to produce CC(C)(C)OC(=O)NCCCNS(=O)(=O)c1cccc2c(Cl)nccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.