PHENYLMETHYL (3S,4R)-3-ETHYL-4-(3H-IMIDAZO(1,2-A)PYRROLO(2,3-E)PYRAZIN-8-YL)-1-PYRROLIDINECARBOXYLATE
phenylmethyl (3s,4r)-3-ethyl-4-(3h-imidazo(1,2-a)pyrrolo(2,3-e)pyrazin-8-yl)-1-pyrrolidinecarboxylate