(2S)-2-[(methoxycarbonyl)amino]propanoic acid

(2S)-2-[(methylcarbamoyl)amino]propanoic acid

(2S)-2-[(methylsulfanyl)methyl]pyrrolidine hydrochloride

(2S)-2-[(naphthalen-2-yloxy)methyl]oxirane

(2S)-2-[(oxan-4-yl)formamido]propanoic acid

(2S)-2-[(phenylcarbamoyl)amino]propanoic acid

(2S)-2-[(prop-2-yn-1-yloxy)methyl]pyrrolidine hydrochloride

(2S)-2-[(propan-2-yl)amino]propan-1-ol

(2S)-2-[(propan-2-yloxy)methyl]oxirane

(2S)-2-[(pyridazin-4-yl)amino]propanoic acid hydrochloride

(2S)-2-[(pyridin-2-yl)formamido]propanoic acid

(2S)-2-[(pyridin-4-yl)amino]propanoic acid hydrochloride

(2S)-2-[(pyrrolidin-1-yl)methyl]pyrrolidine

(2S)-2-[(tert-butoxy)methyl]pyrrolidine hydrochloride

(2S)-2-[(tert-butylcarbamoyl)amino]-3-methylbutanoic acid

(2S)-2-[(tert-butyldimethylsilyl)oxy]propanal

(2S)-2-[(trifluoromethoxy)methyl]pyrrolidine hydrochloride

(2S)-2-[(triphenylmethoxy)methyl]oxirane

(2S)-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)methyl]butanoic acid

(2S)-2-[({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)oxy]propanoic acid

(2S)-2-[2-(1H-1,2,3,4-tetrazol-1-yl)acetamido]propanoic acid

(2S)-2-[2-(3-chlorophenyl)pyrrolidine-1-carbonyl]pyrrolidine-1-carboxamide

(2S)-2-[2-(4-fluorophenoxy)acetamido]-3-methylbutanoic acid

(2S)-2-[2-(4-fluorophenyl)acetamido]-3-hydroxypropanoic acid

(2S)-2-[2-(4-fluorophenyl)acetamido]-4-methylpentanoic acid

(2S)-2-[2-(benzyloxy)ethyl]oxirane

(2S)-2-[2-(methylsulfanyl)phenyl]pyrrolidine hydrochloride

(2S)-2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)acetamido]-4-methylpentanoic acid

(2S)-2-[3-(4-fluorophenyl)propanamido]-3-methylbutanoic acid

(2S)-2-[3-(4-hydroxyphenyl)prop-2-enamido]butanedioic acid

(2S)-2-[3-(difluoromethoxy)phenyl]-2-hydroxyacetic acid

(2S)-2-[3-(trifluoromethoxy)phenyl]propan-1-ol

(2S)-2-[3-(trifluoromethyl)phenyl]propan-1-amine hydrochloride

(2S)-2-[3-(trifluoromethyl)phenyl]propanoic acid

(2S)-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]-3-methylbutanoic acid

(2S)-2-[4-(2-methylpropyl)phenyl]propanoic acid

(2S)-2-[4-(difluoromethoxy)phenyl]-2-hydroxyacetic acid

(2S)-2-[4-(trifluoromethyl)phenyl]oxirane

(2S)-2-[4-(trifluoromethyl)phenyl]propanoic acid

(2S)-2-[benzyl(methyl)amino]propanoic acid

(2S)-2-[benzyl({[(9H-fluoren-9-yl)methoxy]carbonyl})amino]propanoic acid

(2S)-2-[ethyl({[(9H-fluoren-9-yl)methoxy]carbonyl})amino]-3-phenylpropanoic acid

(2S)-2-{3-[(4-chlorophenyl)sulfanyl]propanamido}-3-methylbutanoic acid

(2S)-2-{5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyridin-3-yl}pyrrolidine dihydrochloride

(2S)-2-{5H,6H,8H-[1,2,4]triazolo[3,4-c][1,4]oxazin-3-yl}pyrrolidine dihydrochloride