Using CCOC(=O)C(C)n1nc(-c2ccc(Cl)cc2)n(C2CC2)c1=O to produce CC(C(=O)O)n1nc(-c2ccc(Cl)cc2)n(C2CC2)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.