Using COCOc1c(-c2ccco2)c(C)cc2cc(OC)ccc12, O=Cc1ccc(F)cc1 to produce COc1ccc2c(Oc3ccc(C=O)cc3)c(-c3ccco3)c(C)cc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.