1 553 (7s)-2-(2-aminopyrimidin-4-yl)-7-(2-fluoroethyl)-1,5,6,7-tetrahydro-4h-pyrrolo[3,2-C]pyridin-4-one 1.000 2 0SY 2-(pyridin-4-yl)-1,5,6,7-tetrahydro-4h-pyrrolo[3,2-C]pyridin-4-one 0.714