Using COc1cnc2[nH]cc(I)c2c1, O=S(=O)(Cl)c1ccccc1 to produce COc1cnc2c(c1)c(I)cn2S(=O)(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.