Using COC(=O)C(C)NCc1ccc2cc(O[C@H]3CC[C@H](C(C)(C)C)CC3)ccc2c1 to produce CC(NCc1ccc2cc(O[C@H]3CC[C@H](C(C)(C)C)CC3)ccc2c1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.