Using CCOC(=O)c1cc(C(=O)N2CC(O)C2)cc(-c2ccc(C)cc2)c1 to produce Cc1ccc(-c2cc(C(=O)O)cc(C(=O)N3CC(O)C3)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.