Using COCOc1ccc(C2Oc3c(C)cc(OCOC)cc3C3CC(F)(F)CC32)cc1, CC(C)(O)C#N to produce N#CCc1cc(O)cc2c1OC(c1ccc(O)cc1)C1CC(F)(F)CC21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.