2-amino-4-(5-(4-amino-5H-pyrrolo(3,2-d)pyrimidin-7-yl)-3,4-dihydroxypyrrolidin-2-ylmethylsulfanyl)butyric acid
2-amino-4-(5-(4-amino-5h-pyrrolo(3,2-d)pyrimidin-7-yl)-3,4-dihydroxypyrrolidin-2-ylmethylsulfanyl)butyric acid