Using CC(C)(C)OC(=O)N(Cc1ccc(CO)cc1)Cc1ncccc1O to produce CC(C)(C)OC(=O)N(Cc1ccc(C=O)cc1)Cc1ncccc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.