Using Cn1cc(C(=O)O)c(Nc2ccc(Br)cc2F)cc1=O, NOCCO to produce Cn1cc(C(=O)NOCCO)c(Nc2ccc(Br)cc2F)cc1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.