Using C=C(C[C@@H](Cc1ccc(-c2ccccc2)cc1)NC(=O)OC(C)(C)C)C(=O)[O-] to produce C[C@H](C[C@@H](Cc1ccc(-c2ccccc2)cc1)NC(=O)OC(C)(C)C)C(=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.