(2S,4S)-1-((S)-3-(benzoylthio)-2-methylpropanoyl)-4-(phenylthio)pyrrolidine-2-carboxylic acid;(1(R*),2a,4a)-1-(3-(Benzoylthio)-2-methyl-1-oxopropyl)-4-(phenylthio)-L-proline-D5;(4S)-1-[(2S)-3-(Benzoylsulfanyl)-2-methylpropanoyl]-4-(phenylsulfanyl)-L-prolin-D5;(4S)-1-[(2S)-3-(Benzoylsulfanyl)-2-methylpropanoyl]-4-(phenylsulfanyl)-L-proline-D5;(4S)-1-[(2S)-3-(Benzoylsulfanyl)-2-méthylpropanoyl]-4-(phénylsulfanyl)-L-proline-D5;(4S)-N-((S)-3-Mercapto-2-methylpropionyl)-4-(phenylthio)-L-proline Benzoate (Ester)-D5;(2S,4S)-1-((S)-3-(Benzoylthio)-2-methylpropanoyl)-4-(phenylthio)pyrrolidine-2-carboxylic acid-D5;(2S,4S)-1-[(2S)-2-methyl-1-oxo-3-[(oxo-phenylmethyl)thio]propyl]-4-(phenylthio)-2-pyrrolidinecarboxylic acid-D5;(2S,4S)-1-[(2S)-2-methyl-3-phenylcarbonylsulfanyl-propanoyl]-4-phenylsulfanyl-pyrrolidine-2-carboxylic acid-D5;(2S,4S)-1-[(2S)-3-(benzoylsulfanyl)-2-methylpropanoyl]-4-phenylsulfanylpyrrolidine-2-carboxylic acid-D5;(2S,4S)-1-[(2S)-3-(benzoylsulfanyl)-2-methyl-propanoyl]-4-phenylsulfanyl-pyrrolidine-2-carboxylic acid-D5;(2S,4S)-1-[(2S)-3-(benzoylthio)-2-methyl-1-oxopropyl]-4-(phenylthio)-2-pyrrolidinecarboxylic acid-D5;(2S,4S)-1-[(2S)-3-(benzoylthio)-2-methyl-propanoyl]-4-(phenylthio)proline-D5;1-(3-Benzoylsulfanyl-2-methyl-propionyl)-4-phenylsulfanyl-pyrrolidine-2-carboxylic acid(zofenopril)-D5
