Using COC(Cn1cc(C(=O)C(C)(C)C)c(=O)c(OCc2ccccc2)c1C(=O)NCc1ccc(F)cc1)OC to produce CC(C)(C)C(=O)c1cn2ccn(Cc3ccc(F)cc3)c(=O)c2c(O)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.