Using CCc1cc(-c2noc(-c3ccc(Oc4ccccc4)cc3)n2)sc1COC1CCCCO1 to produce CCc1cc(-c2noc(-c3ccc(Oc4ccccc4)cc3)n2)sc1CO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.