Similar names: (2S)-1-[(2S)-2-[[(1S)-1-Carboxy-3-phenylpropyl]amino]propanoyl]pyrrolidine-2-carboxylic Acid; Enalapril Maleate Imp. C (EP); Enalaprilat; L-Proline, N-[(1S)-1-carboxy-3-phenylpropyl]-L-alanyl-; L-Proline, 1-[N-(1-carboxy-3-phenylpropyl)-L-alanyl]-, (S)-; N-[(1S)-1-Carboxy-3-phenylpropyl]-L-alanyl-L-proline; Enalapril acid; Enalapril diacid; Enalaprilate; Enalaprilic acid; MK 421 diacid; MK 422; N-[1(S)-Carboxy-3-phenylpropyl]-L-alanyl-L-proline