Using c1ccc([I+]c2ccccc2)cc1, c1ccc2c(Sc3cccc4ccccc34)cccc2c1 to produce c1ccc([S+](c2cccc3ccccc23)c2cccc3ccccc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.