Using Cc1ccc(S(=O)(=O)Cl)cc1, CC(C)(C)OC(=O)Nc1nc(-c2ccc3[nH]cc(I)c3c2)ns1 to produce Cc1ccc(S(=O)(=O)n2cc(I)c3cc(-c4nsc(NC(=O)OC(C)(C)C)n4)ccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.