Using COc1c2n(cc(C(=O)NCc3ccc(F)cc3F)c1=O)C[C@H]1OC[C@H](C)N1C2=O to produce C[C@H]1CO[C@@H]2Cn3cc(C(=O)NCc4ccc(F)cc4F)c(=O)c(O)c3C(=O)N12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.