pharmaceutical secondary standard; traceable to USP, PhEur, BP Synonym(s): Ramipril; Tritace; [2S,3aS,6aS]-1-[(2S)-2-[[(1S)-1-(Ethoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]octahydrocyclopenta[b]pyrrole-2-carboxylic acid Amino Acid Sequence: Empirical Formula: …