[Methyl-(2-oxo-2-pyrazin-2-yl-ethyl)-amino]-acetic acid

2-Chloro-N-methyl-N-(2-oxo-2-thiazol-2-yl-ethyl)-acetamide

2-Chloro-N-cyclopropyl-N-(2-oxo-2-thiazol-2-yl-ethyl)-acetamide

2-Amino-N-methyl-N-(1-thiazol-2-yl-ethyl)-acetamide

2-Amino-N-furan-2-ylmethyl-N-methyl-acetamide

2-Chloro-N-cyclopropyl-N-thiophen-3-ylmethyl-acetamide

2-Chloro-N-methyl-N-(3-methyl-thiophen-2-ylmethyl)-acetamide

2-Amino-N-cyclopropyl-N-(3-methyl-thiophen-2-ylmethyl)-acetamide

(S)-2-Amino-N-(2-furan-2-yl-2-oxo-ethyl)-N-isopropyl-3-methyl-butyramide

(S)-2-Amino-3,N-dimethyl-N-(2-oxo-2-thiazol-2-yl-ethyl)-butyramide

(S)-2-Amino-N-cyclopropyl-3-methyl-N-(2-oxo-2-thiazol-2-yl-ethyl)-butyramide