1 OS6 (3r,4s)-1-[(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)methyl]-4-({[3-(1-butyl-1h-1,2,3-triazol-4-yl)propyl]sulfanyl}methyl)pyrrolidin-3-ol 1.000 2 OS5 (3r,4s)-1-[(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)methyl]-4-({[3-(1-benzyl-1h-1,2,3-triazol-4-yl)propyl]sulfanyl}methyl)pyrrolidin-3-ol 0.757 3 OS2 (3r,4s)-1-[(4-amino-5h-pyrrolo[3,2-D]pyrimidin-7-yl)methyl]-4-{[(prop-2-yn-1-yl)sulfanyl]methyl}pyrrolidin-3-ol 0.710