Using CC(C)n1c(=O)[nH]c2nc(-c3nn(Cc4ccccc4F)c4ncccc34)nc(I)c21 to produce CC(C)n1c(=O)[nH]c2nc(-c3nn(Cc4ccccc4F)c4ncccc34)ncc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.