Using CC(C)Oc1ccc(OCc2ccccc2)cc1-c1nc2cc(CO)cnc2[nH]1 to produce CC(C)Oc1ccc(OCc2ccccc2)cc1-c1nc2cc(C=O)cnc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.