1 2UG 4'-(cyclopropylmethyl)-N~2~-(pyridin-4-yl)-4,5'-bipyrimidine-2,2'-diamine 1.000 2 5QS 1-[[4-(cyclopropylmethyl)-5-[2-(pyridin-4-ylamino)pyrimidin-4-yl]pyrimidin-2-yl]amino]-2-methyl-propan-2-ol 0.767