Using O=Cc1ccc(F)cc1, CCCCc1cc2ccccc2c(O)c1-c1ccc(OC)cc1 to produce CCCCc1cc2ccccc2c(Oc2ccc(C=O)cc2)c1-c1ccc(OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.