Using CCc1cc(-c2noc(-c3cc(OC)nc(C(CC)CC)c3)n2)cc(C)c1OC[C@@H]1COC(C)(C)O1 to produce CCc1cc(-c2noc(-c3cc(OC)nc(C(CC)CC)c3)n2)cc(C)c1OC[C@@H](O)CO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.