Using CC(C)(C)OC(=O)N1C[C@H](O)C[C@H]1CCOc1ccc(F)cc1CCc1ccc(F)c(F)c1 to produce CN1C[C@H](O)C[C@H]1CCOc1ccc(F)cc1CCc1ccc(F)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.