Using c1ccc(CCSc2nc3cnccc3[nH]2)cc1, O=C(OO)c1cccc(Cl)c1 to produce O=S(CCc1ccccc1)c1nc2cnccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.