Using CCOC(=O)C(C)C(=O)N1C[C@H](O)C[C@H]1C(=O)O to produce CC(C(=O)O)C(=O)N1C[C@H](O)C[C@H]1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.