2-(6-fluoro-1-methyl-1H-indazol-3-yl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid isopropylamide

2-(6-chloro-1-methyl-1H-indazol-3-yl)-5-(2-trimethylsilanyl-ethoxymethyl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid isopropylamide

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

2-cyclopropyl-5-(2-trimethylsilanyl-ethoxymethyl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxylic acid ((R)-2-cyano-1,2,2-trimethyl-ethyl)-amide

N-tert-butyl-2-(2-methylpyrimidin-5-ylamino)-5-((2-(trimethylsilyl)ethoxy)methyl)-5H-pyrrolo[2,3-b]pyrazine-7-carboxamide