(2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-hydroxypropanoic acid (2S)-2-[[(2S)-2-aminopropanoyl]amino]-3-hydroxy-propanoic acid (2S)-2-[[(2S)-2-amino-1-oxopropyl]amino]-3-hydroxypropanoic acid (2S)-2-(alanylamino)-3-hydroxy-propionic acid BB_NC-0544 (2S)-2-[[(2S)-2-azaniumylpropanoyl]amino]-3-hydroxypropanoate (2S)-2-[[(2S)-2-azaniumylpropanoyl]amino]-3-hydroxy-propanoate (2S)-2-[[(2S)-2-ammonio-1-oxopropyl]amino]-3-hydroxypropanoate (2S)-2-[[(2S)-2-ammoniopropanoyl]amino]-3-hydroxy-propionate ZINC01575549