Using Nc1cc(-c2cccc3[nH]ccc23)cc2[nH]ncc12, O=C(O)c1ncccc1F to produce O=C(Nc1cc(-c2cccc3[nH]ccc23)cc2[nH]ncc12)c1ncccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.