Using COC(=O)c1ccc(-c2ccc3nnn(Cc4ccc5ncccc5c4)c3n2)cc1F to produce O=C(O)c1ccc(-c2ccc3nnn(Cc4ccc5ncccc5c4)c3n2)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.