Using O=C1NC(Cc2cccc(OCC(F)(F)F)c2)C(c2ccc(F)cc2)O1 to produce NC(Cc1cccc(OCC(F)(F)F)c1)C(O)c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.