2-Amino-N-cyclopropyl-N-(2-oxo-2-thiophen-2-yl-ethyl)-acetamide

(S)-2-Amino-N-(2-furan-2-yl-2-oxo-ethyl)-propionamide

(S)-2-Amino-N-(2-furan-2-yl-2-oxo-ethyl)-N-isopropyl-propionamide

(S)-2-Amino-N-isopropyl-N-(2-oxo-2-thiazol-2-yl-ethyl)-propionamide

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

(S)-2-Amino-N-isopropyl-3-methyl-N-(1-thiazol-2-yl-ethyl)-butyramide

(S)-2-Amino-3-methyl-N-(1-thiazol-2-yl-ethyl)-butyramide

(S)-2-Amino-N-thiophen-3-ylmethyl-propionamide

(S)-2-Amino-N-(3-methyl-thiophen-2-ylmethyl)-propionamide

(S)-2-Amino-3,N-dimethyl-N-(3-methyl-thiophen-2-ylmethyl)-butyramide

2-[(2-Amino-ethyl)-isopropyl-amino]-1-(1H-pyrrol-2-yl)-ethanone