Using Cc1ccc(S(=O)(=O)n2ncc3c(Nc4ccc(I)cc4F)c(C(=O)O)ccc32)cc1, C=COCCON to produce C=COCCONC(=O)c1ccc2c(cnn2S(=O)(=O)c2ccc(C)cc2)c1Nc1ccc(I)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.