(3R)-2-[(tert-butoxy)carbonyl]-5-chloro-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

(3R)-2-[(tert-butoxy)carbonyl]-5-methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

(3R)-2-[(tert-butoxy)carbonyl]-6-fluoro-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

(3R)-2-[(tert-butoxy)carbonyl]-7-chloro-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

(3R)-2-[(tert-butoxy)carbonyl]-7-hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

(3R)-2-{[(9H-fluoren-9-yl)methoxy]carbonyl}-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

(3R)-2-{[(9H-fluoren-9-yl)methoxy]carbonyl}-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylic acid

(3R)-2-{[(9H-fluoren-9-yl)methoxy]carbonyl}-7-hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid

(3R)-3,4-bis({[(tert-butoxy)carbonyl]amino})butanoic acid

(3R)-3,4-dihydro-1H-2-benzopyran-3-carboxylic acid

(3R)-3,6-bis({[(tert-butoxy)carbonyl]amino})hexanoic acid

(3R)-3,6-diaminohexanoic acid dihydrochloride

(3R)-3,7-dimethyloct-6-enoic acid

(3R)-3-(1,1-difluoroethoxy)pyrrolidine

(3R)-3-(1-methyl-1H-pyrazol-5-yl)butanoic acid

(3R)-3-(1H-1,2,3-triazol-1-yl)piperidine dihydrochloride

(3R)-3-(2,2-difluoroethoxy)pyrrolidine hydrochloride

(3R)-3-(2,3-dichlorophenyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

(3R)-3-(2,4-difluorophenyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

(3R)-3-(2,5-difluorophenyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

(3R)-3-(2-azidoethyl)pyrrolidine

(3R)-3-(2-bromo-4-chlorophenyl)-3-{[(tert-butoxy)carbonyl]amino}propanoic acid

(3R)-3-(2-bromoethyl)oxolane

(3R)-3-(2-chlorophenoxy)pyrrolidine

(3R)-3-(2-fluorophenyl)butanoic acid

(3R)-3-(2-methylpropyl)-2,3,4,5-tetrahydro-1H-1,4-benzodiazepine-2,5-dione

(3R)-3-(2-{1-[(1,3-dimethyl-1H-pyrazol-4-yl)sulfonyl]piperidin-4-yl}acetamido)-N,4-dimethylpentanamide

(3R)-3-(3-bromo-4-chlorophenyl)-3-{[(tert-butoxy)carbonyl]amino}propanoic acid

(3R)-3-(3-bromophenyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

(3R)-3-(3-bromophenyl)-3-{[(tert-butoxy)carbonyl]amino}propanoic acid

(3R)-3-(3-chlorophenoxy)pyrrolidine

(3R)-3-(3-chlorophenoxy)pyrrolidine hydrochloride

(3R)-3-(3-chlorophenyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

(3R)-3-(3-chlorophenyl)-3-hydroxypropanoic acid

(3R)-3-(3-fluorophenoxy)pyrrolidine

(3R)-3-(3-methylbutoxy)pyrrolidine hydrochloride

(3R)-3-(4-bromophenyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

(3R)-3-(4-bromophenyl)-3-{[(tert-butoxy)carbonyl]amino}propanoic acid

(3R)-3-(4-chlorophenyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid

(3R)-3-(4-fluorophenoxy)pyrrolidine

(3R)-3-(4-fluorophenoxy)pyrrolidine hydrochloride

(3R)-3-(4-fluorophenyl)butanoic acid

(3R)-3-(4-methoxyphenyl)butanoic acid

(3R)-3-(azetidin-1-yl)pyrrolidine; bis(trifluoroacetic acid)

(3R)-3-(azidomethyl)pyrrolidine hydrochloride