Using CN(C)Cc1cnn(C)c1-c1ccc(Cl)cc1C(=O)c1ccccc1F to produce CN(C)Cc1cnn(C)c1-c1ccc(Cl)cc1C(O)c1ccccc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.