Using Cc1c(Cl)c(C(=O)O)cn(C)c1=O, Nc1ccc(I)cc1F to produce Cc1c(Nc2ccc(I)cc2F)c(C(=O)O)cn(C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.