(2S,3R)-2-[[(2S)-2-aminopropanoyl]amino]-3-hydroxybutanoic acid (2S,3R)-2-[[(2S)-2-aminopropanoyl]amino]-3-hydroxy-butanoic acid (2S,3R)-2-[[(2S)-2-amino-1-oxopropyl]amino]-3-hydroxybutanoic acid (2S,3R)-2-(alanylamino)-3-hydroxy-butyric acid Ala-Thr (2S,3R)-2-[[(2S)-2-azaniumylpropanoyl]amino]-3-hydroxybutanoate (2S,3R)-2-[[(2S)-2-azaniumylpropanoyl]amino]-3-hydroxy-butanoate (2S,3R)-2-[[(2S)-2-ammonio-1-oxopropyl]amino]-3-hydroxybutanoate (2S,3R)-2-[[(2S)-2-ammoniopropanoyl]amino]-3-hydroxy-butyrate ZINC02242978