Using O=S(=O)(Cl)c1ccccc1, Clc1ccnc2[nH]cc(I)c12 to produce O=S(=O)(c1ccccc1)n1cc(I)c2c(Cl)ccnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.