(2S)-(-)-(2, 3-Epoxy-3-methylbutylester)-4-nitrobenzoate

(2S)-1-((2S)-3-(((2R)-3-(Acetylsulfanyl)-2-methylpropanoyl)sulfanyl)-2-methylpropanoyl)pyrrolidine-2-carboxylic acid

(2S)-1-((2S)-3-(((2S)-2-Carboxypropyl)disulfanyl)-2-methylpropanoyl)pyrrolidine-2-carboxylic acid

(2S)-1-(Propan-2-ylamino)-3-(2-propylphenoxy)propan-2-ol hydrochloride

(2S)-1-(tert-Butoxycarbonyl)-4-oxopyrrolidine-2-carboxylic acid

(2S)-2, 6-Diaminohexanoic acid

(2S)-2-((1S)-1-Hydroxypentyl)-4-methoxy-2, 3-dihydropyran-6-one

(2S)-2-((2-(3, 5, 6-Trichloropyridin-2-yl)oxyacetyl)amino)pentanedioic acid

(2S)-2-((Methoxycarbonyl)amino)-3- methylbutanoic acid

(2S)-2-(4-(((3S)-1-acetimidoyl-3-pyrrolidinyl)oxy)phenyl)-3-(7-amidino-2-naphtyl)propanoic acid

(2S)-2-(4-Bromophenyl)-1, 3-oxathiolane 3-oxide

(2S)-2-(4-Bromophenyl)-1, 3-oxathiolane 3-oxide

(2S)-2-(Nitroso-(phenylcarbamoyl)amino)propanoic acid

(2S)-2-(Phosphonoamino)pentanedioic acid

(2S)-2-Amino-3-(3-(2-hydroxypropyl)imidazol-4-yl)propanoic acid

(2S)-2-Benzyl-N, N-dimethylaziridine-1-sulfonamide

(2S)-2-Ethylhexyl 3-(4-methoxyphenyl)-2-propenoate, (2Z)-

(2S)-3-Hydroxy-2-phosphonylmethoxy-uracil

(2S)-3-Hydroxy-2-phosphonylmethoxypropyl-thymine

(2S)-5-(Benzyloxy)-2-(1, 3-dioxo-1, 3-dihydro-2H-isoindol-2-yl)-5-oxopentanoic acid