Using CC(C)(C)OC(=O)N1C[C@@H]2CC[C@H](Oc3cc(-c4ccccc4)ccc3C(=O)O)C[C@@H]2C[C@H]1C(=O)O to produce O=C(O)c1ccc(-c2ccccc2)cc1O[C@H]1CC[C@H]2CN[C@H](C(=O)O)C[C@H]2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.