(2S,3S,4S)-2-Amino-3-methyl-4-hydroxy-4-(4-hydroxyphenyl)butanoic acid
(2S,3S,4S)-2-Amino-3-methyl-4-hydroxy-4-(4-hydroxyphenyl)butanoic acid ??
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(2S,3S,4S)-2-Amino-3-methyl-4-hydroxy-4-(4-hydroxyphenyl)butanoic acid C??? ??, ??, ??
(2S,3S,4S)-2-Amino-3-methyl-4-hydroxy-4-(4-hydroxyphenyl)butanoic acid ?? ?? ? ???
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(2S,3S,4S)-2-Amino-3-methyl-4-hydroxy-4-(4-hydroxyphenyl)butanoic acid ?? ??
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(2S,3S,4S)-2-Amino-3-methyl-4-hydroxy-4-(4-hydroxyphenyl)butanoic acid ?? ??:
