Using CCOC(=O)C1C(C)C1c1ccc2c(n1)n(C)c(=O)n2CC(C)(C)C to produce CC1C(CO)C1c1ccc2c(n1)n(C)c(=O)n2CC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.