Using COc1ccc2[nH]ccc2c1OC, O=S(=O)(Cl)c1ccccc1 to produce COc1ccc2c(ccn2S(=O)(=O)c2ccccc2)c1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.