Lisinopril Dihydrate Impurity J

((2S)-1-[(2R)-6-Amino-2-[[(1S)-1-carboxy-3-phenylpropyl]amino]hexanoyl]pyrrolidine-2-carboxylic Acid); (2S)-1-[(2R)-6-Amino-2-[[(1S)-1-carboxy-3-phenylpropyl]amino]hexanoyl]pyrrolidine-2-carboxylic Acid;