Using CCOC(=O)Cn1c(C)cc(-c2ccccc2C(C)C)c(C(C)=O)c1=O, O=C(OC(=O)C(F)(F)F)C(F)(F)F to produce CCOC(=O)Cn1c(C)cc(-c2ccccc2C(C)C)c(OC(C)=O)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.