Using COC(=O)c1cc(-c2ccccc2)c(=O)[nH]c1-c1c(F)cccc1C#N to produce COC(=O)c1cc(-c2ccccc2)c(=O)n2c1-c1c(F)cccc1C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.