PHENYLMETHYL (3S,4R)-3-ETHYL-4-(2-((5-((4-METHYLPHENYL)SULFONYL)-5H-PYRROLO(2,3-B)PYRAZIN-2-YL)AMINO)ACETYL)-1-PYRROLIDINECARBOXYLATE
phenylmethyl (3s,4r)-3-ethyl-4-(2-((5-((4-methylphenyl)sulfonyl)-5h-pyrrolo(2,3-b)pyrazin-2-yl)amino)acetyl)-1-pyrrolidinecarboxylate