Using O=Cc1ccc(O)cc1, Cc1oc(-c2cc(C(C)(C)C)c(O)c(C(C)(C)C)c2)nc1CCO to produce Cc1oc(-c2cc(C(C)(C)C)c(O)c(C(C)(C)C)c2)nc1CCOc1ccc(C=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.