Using O=c1cc(Nc2ccc(I)cc2F)c([N+](=O)[O-])c[nH]1, CI to produce Cn1cc([N+](=O)[O-])c(Nc2ccc(I)cc2F)cc1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.