Using CC1(C)C(=O)N(C2C3CC4CC(C3)CC2C4)N1C(=O)COCc1ccccc1 to produce CC1(C)C(=O)N(C2C3CC4CC(C3)CC2C4)N1C(=O)CO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.