Using CC(C)(N)C(=O)O, CN1c2ccc(C(F)(F)F)cc2C(C)(C)CC1c1cccc(Br)c1 to produce CN1c2ccc(C(F)(F)F)cc2C(C)(C)CC1c1cccc(NC(C)(C)C(=O)O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.