2-(1-ethyl-1H-pyrazol-4-yl)-5H-pyrrolo[2,3- b]pyrazine-7-carboxylic acid ((R)-2-hydroxy-1,2-dimethyl-propyl)-amide

2-phenoxy-5-(2-trimethylsilanyl-ethoxymethyl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid isopropylamide

2-(5-ethylcarbamoyl-thiophen-2-yl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid ((S)-1,2,2-trimethyl-propyl)-amide

2-thiazol-2-yl-5-(2-trimethylsilanyl-ethoxymethyl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid ((R)-2-hydroxy-1,2-dimethyl-propyl)-amide

2-phenoxy-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid isopropylamide