Using COC(=O)c1cc(CC(C)NC(=O)OC(C)(C)C)c2occc2c1 to produce CC(Cc1cc(C(=O)O)cc2ccoc12)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.