Using CCOC(=O)c1ccc2c(c1)[C@@H](OC(=O)c1ccccc1)C[C@H](C)N2C(C)=O to produce CCOC(=O)c1ccc2c(c1)[C@@H](O)C[C@H](C)N2C(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.