(2S,3S)-2,3,4-trihydroxy-4-oxobutanoate;rel-(2R,3R)-2-Hydroxy-N,N,N-trimethylethanaminium2,3-dihydroxybutanedioate;DLHydrogenCholineTartrate;2-Hydroxy-N,N,N-trimethylethan-1-aminium(2S,3S)-3-carboxy-2,3-dihydroxypropanoate
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