Using O=C(NC(C(=O)N[C@](Cc1ccccc1)(c1ccc(F)cc1)c1cc(F)cc(OC(F)(F)C(F)F)c1)C(F)(F)F)OCc1ccccc1 to produce NC(C(=O)N[C@](Cc1ccccc1)(c1ccc(F)cc1)c1cc(F)cc(OC(F)(F)C(F)F)c1)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.