Using C[C@@H]1CN(C(=O)OC(C)(C)C)C[C@H]2c3cccc(OC(F)(F)F)c3C(=O)N12 to produce C[C@@H]1CNC[C@H]2c3cccc(OC(F)(F)F)c3C(=O)N12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.