(2S)-2-[[(2S,3R)-2-azaniumyl-3-hydroxybutanoyl]amino]-3-phenylpropanoate (2S)-2-[[(2S,3R)-2-azaniumyl-3-hydroxy-butanoyl]amino]-3-phenyl-propanoate (2S)-2-[[(2S,3R)-2-ammonio-3-hydroxy-1-oxobutyl]amino]-3-phenylpropanoate (2S)-2-[[(2S,3R)-2-ammonio-3-hydroxy-butanoyl]amino]-3-phenyl-propionate ZINC02391070