2-[(2-Amino-ethyl)-cyclopropyl-amino]-1-thiazol-2-yl-ethanone

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

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

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

(S)-2-Amino-N-(1-thiazol-2-yl-ethyl)-propionamide

(S)-2-Amino-N-isopropyl-N-(1-thiazol-2-yl-ethyl)-propionamide

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

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

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

2-Chloro-N-isopropyl-N-[2-oxo-2-(1H-pyrrol-2-yl)-ethyl]-acetamide

(S)-2-Amino-N-isopropyl-N-[2-oxo-2-(1H-pyrrol-2-yl)-ethyl]-propionamide