Using COc1cc2ncnc(N3CCC(O)(CCOS(=O)(=O)c4ccc(C)cc4)CC3)c2cc1OC, [I-] to produce COc1cc2ncnc(N3CCC(O)(CCI)CC3)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.