Using Nc1ccc(F)cc1, COC(=O)c1ncc(C=O)c2c1OC(C)(C)OC2 to produce COC(=O)c1ncc(CNc2ccc(F)cc2)c2c1OC(C)(C)OC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.