Using Cc1ccc(S(=O)(=O)n2ccc3c(Br)ccnc32)cc1, II to produce Cc1ccc(S(=O)(=O)n2c(I)cc3c(Br)ccnc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.