Using Cc1nc(N2CCC(Br)C2=O)sc1C(=O)NCc1ccc(F)cc1, NCCC1CC1 to produce Cc1nc(N2CCC(NCCC3CC3)C2=O)sc1C(=O)NCc1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.