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(2R)-2-amino(2,3-13C2)propanoic acid
(2S)-2-amino(2-13C)butanedioic acid
(2R)-2-amino(3-13C)butanedioic acid
(2S,3R,4R,5S)-2,3,4,5-tetrahydroxy(1-13C)hexanal
(2S,3S)-2-amino-3-methyl(1-13C)pentanoic acid
(2S)-2-amino-4-methyl(1,2-13C2)pentanoic acid
(2S)-2-amino-4-methyl(2-13C)pentanoic acid
(2R)-2-amino-4-methyl(3-13C)pentanoic acid
(2S)-2-amino(1-13C)pentanoic acid
(2S)-2-amino-3-[(1-13C)phenyl]propanoic acid
(2R)-2-amino-3-hydroxy(2,3-13C2)propanoic acid
(2S)-2-amino-3-hydroxy(2-13C)propanoic acid
(2S,3R)-2-amino-3-hydroxy(1-13C)butanoic acid
(2,5-13C2)oxolane-2,5-dione
methyl 2-bromo(1-13C)acetate
methyl (1-13C)octadec-9-enoate
(13C)methyl 4-methylbenzene-1-sulfonate
(13C)methylphosphonoyl dichloride
N,N-dimethyl(1-13C)formamide
(1,2,3,4,4a,8a-13C6)naphthalene
(1,2,3,4-13C4)naphthalene
1-ethyl(2,3-13C2)piperazine
N-methyl(1-13C)formamide
(1,2,3,4,5,6,7,8-13C8)octanoic acid
(2-13C)octanoic acid
(5,6,7,8-13C4)octanoic acid
(2,4,6,8,10,12,14,16-13C8)hexadecanoic acid
(5,6,7,8-13C4)hexadecanoic acid
(2-13C)pentanoic acid
(5-13C)pentanoic acid
(4-13C)phenol
(1,2-13C2)ethynylbenzene
potassium hydrogen (13C)carbonate
(potassioselanyl)(15N)carbonitrile
(1-13C)propanal
(1-13C)propanoyl chloride
(1,2,3-13C3)propanoyl chloride
(2R)-2-amino(1,2,3-13C3)propan-1-ol
sodium (1,2-13C2)butanoate
sodium (13C)formate
sodium 2-hydroxy(2,3-13C2)propanoate
(18-13C)octadecanoic acid
tert-butyl 2-bromo(2-13C)acetate
tetrachloro(1,2-13C2)ethene
1-methyl(4-13C)benzene
tribromo(1-13C)acetic acid
[(2-13C)propanoyloxy]zincio (2-13C)propanoate
(2S)-6-{[(benzyloxy)carbonyl]amino}-2-{[(tert-butoxy)carbonyl]amino}hexanoic acid