Using O=C(O)CNC(=O)Nc1cccc(C(F)(F)COCCCCCCOCc2ccccc2)c1 to produce O=C1CNC(=O)N1c1cccc(C(F)(F)COCCCCCCOCc2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.