Using C=COCCONC(=O)c1cc(C)c(=O)n(C)c1Nc1ccc(I)cc1F to produce Cc1cc(C(=O)NOCCO)c(Nc2ccc(I)cc2F)n(C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.