Using CS(=O)(=O)OCCCN(CCn1ccc2ccoc2c1=O)S(=O)(=O)c1ccccc1[N+](=O)[O-], [I-] to produce O=c1c2occc2ccn1CCN(CCCI)S(=O)(=O)c1ccccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.