Using CC1(C)CNC(C(=O)C(F)(F)F)c2cc(NC(=O)N3CCN(c4ncccc4C(F)(F)F)CC3)ccc21 to produce CC1(C)CNCc2cc(NC(=O)N3CCN(c4ncccc4C(F)(F)F)CC3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.