1 K2H (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-(6-azanyl-9~{H}-purin-8-yl)prop-2-ynyl-methyl-amino]methyl]oxolane-3,4-diol 1.000 2 UY6 (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-[6-azanyl-9-(phenylmethyl)purin-8-yl]prop-2-ynyl-methyl-amino]methyl]oxolane-3,4-diol 0.825 3 K3H (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-[6-azanyl-9-[(2~{R},3~{R},4~{S},5~{R})-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]purin-8-yl]prop-2-ynyl-methyl-amino]methyl]oxolane-3,4-diol 0.786 4 K38 (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-[6-azanyl-9-[(2~{R},3~{R},4~{S},5~{R})-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]purin-8-yl]prop-2-ynylamino]methyl]oxolane-3,4-diol 0.762 5 UWF (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-[6-azanyl-9-[(2~{R},3~{R},4~{S},5~{R})-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]purin-8-yl]prop-2-ynyl-propan-2-yl-amino]methyl]oxolane-3,4-diol 0.750 6 Q9K (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-[6-azanyl-9-[(2~{R},3~{R},4~{S},5~{R})-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]purin-8-yl]prop-2-ynyl-(3-azanylpropyl)amino]methyl]oxolane-3,4-diol 0.733 7 UJT (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-[6-azanyl-9-[(2~{R},3~{R},4~{S},5~{R})-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]purin-8-yl]prop-2-ynyl-(3-oxidanylpropyl)amino]methyl]oxolane-3,4-diol 0.733 8 K28 [(2~{R},3~{R},4~{R},5~{R})-2-[8-[3-[[(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methyl-methyl-amino]prop-1-ynyl]-6-azanyl-purin-9-yl]-5-(hydroxymethyl)-4-oxidanyl-oxolan-3-yl] dihydrogen phosphate 0.717 9 UXO (2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-[[3-[6-azanyl-9-[(2~{R},3~{R},4~{S},5~{R})-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]purin-8-yl]prop-2-ynyl-pent-4-ynyl-amino]methyl]oxolane-3,4-diol 0.717 10 UOL 1-[[(2~{R},3~{S},4~{R},5~{R})-5-[8-[3-[[(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methyl-methyl-amino]prop-1-ynyl]-6-azanyl-purin-9-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl]-3-ethyl-urea 0.702