Using CCCCCCCCOc1ccc(-c2cccc(F)c2F)cc1, COB(OC)OC to produce CCCCCCCCOc1ccc(-c2ccc(O)c(F)c2F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.