Using CC(C)(C)OC(=O)N1C[C@H](CNC(=O)C(F)(F)F)[C@H](O)C1 to produce O=C(NC[C@H]1CNC[C@H]1O)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.