(R,E)-5-([1,1'-biphenyl]-4-yl)-4-((tert-butoxycarbonyl)aMino)-2-Methylpent -2-enoic acid 1012341-48-8;(2R,4S)-5-(Biphenyl-4-yl)-4-[(tert-butoxycarbonyl)amino]-2-methylpentanoic acid;(2R,4S)-4-Amino-5-(biphenyl-4-yl)-2-methylpentanoic acid ethyl ester hydrochloride;(alphaR,gammaS)-gamma-[(3-Carboxy-1-oxopropyl)amino]-alpha-methyl-[1,1'-biphenyl]-4-pentanoic acid 4-ethyl ester calcium salt (2:1);Sodium 4-(((2S,4R)-1-([1,1'-biphenyl]-4-yl)-5-ethoxy-4-methyl-5-oxopentan-2-yl) amino)-4-oxobutanoate