(S)-2-(((S)-1-(carboxymethyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepin-3-yl)amino)-4-phenylbutanoic acid-D5; (3S)-3-[[(1S)-1-Carboxy-3-phenylpropyl]amino]-2,3,4,5-tetrahydro-2-oxo-1H-1-benzazepine-1-acetic Acid-d5
(S)-2-(((S)-1-(carboxymethyl)-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepin-3-yl)amino)-4-phenylbutanoic acid-D5; (3S)-3-[[(1S)-1-Carboxy-3-phenylpropyl]amino]-2,3,4,5-tetrahydro-2-oxo-1H-1-benzazepine-1-acetic Acid-d5