Using CC(=O)OC(C)=O, COC(=O)c1nc([C@@H]2C[C@H](F)CN2C(=O)OCc2ccccc2)n(C)c(=O)c1OC(=O)c1ccccc1 to produce COC(=O)c1nc([C@@H]2C[C@H](F)CN2C(C)=O)nc(O)c1OC(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.