Not Less Than - 95%
Cyclohexyl Analogue (EP) ; Lisinopril Cyclohexyl Analog; (2S)-1-[(2S)-6-Amino-2-[[(1S)-1-carboxy-3-cyclohexylpropyl]amino]hexanoyl]pyrrolidine-2-carboxylic acid (as per EP); N2-[(1S)-1-Carboxy-3-cyclohexylpropyl]-L-lysyl-L-proline