Using O=C(CCc1ccc(F)c(F)c1)N1C(=O)OC[C@H]1Cc1ccccc1, COCNC(=O)OCc1ccccc1 to produce O=C(NC[C@H](Cc1ccc(F)c(F)c1)C(=O)N1C(=O)OC[C@H]1Cc1ccccc1)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.