Using CC1c2c(ccc3[nH]ccc23)OCCN1C(=O)OC(C)(C)C, O=S(=O)(Cl)c1cccs1 to produce CC1c2c(ccc3c2ccn3S(=O)(=O)c2cccs2)OCCN1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.