1 0NH 1-[4-methyl-1-(methylsulfonyl)piperidin-4-yl]-1,6-dihydroimidazo[4,5-D]pyrrolo[2,3-B]pyridine 1.000 2 1RS 1-(piperidin-4-yl)-1,6-dihydroimidazo[4,5-D]pyrrolo[2,3-B]pyridine 0.783 3 JAK 2-methyl-1-(piperidin-4-yl)-1,6-dihydroimidazo[4,5-D]pyrrolo[2,3-B]pyridine 0.750