Using O=Cc1ccc(F)cc1, COCOc1c(-c2cccc(C(F)(F)F)c2)c(C)cc2cc(OC)ccc12 to produce COc1ccc2c(Oc3ccc(C=O)cc3)c(-c3cccc(C(F)(F)F)c3)c(C)cc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.