1 9YN (2~{S})-~{N}-[(2~{R},3~{R},4~{S},5~{R})-2-(6-aminopurin-9-yl)-5-(hydroxymethyl)-4-oxidanyl-oxolan-3-yl]-2-azanyl-4-methyl-pentanamide 1.000 2 VRT 2'-(L-norvalyl)amino-2'-deoxyadenosine 0.963 3 SO8 2'-(L-isoleucyl)amino-2'-deoxyadenosine 0.929 4 2VA 2'-(L-valyl)amino-2'-deoxyadenosine 0.893