1 13A 7-(3,4-dihydroxy-5r-hydroxymethyltetrahydrofuran-2-yl)-2,2-dioxo-1,2r,3r,7-tetrahydro-2l6-imidazo[4,5-C][1,2,6]thiadiazin-4s-one 1.000 2 HPR 6-hydroxy-7,8-dihydro purine nucleoside 0.818 3 NOS Inosine 0.818 4 PRH 6-hydroxy-1,6-dihydro purine nucleoside 0.818 5 4UO 2,3-dihydroxanthosine 0.783 6 GMP Guanosine 0.783 7 XTS 9-[(2r,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-3h-purine-2,6-dione 0.783 8 2ND 2'-deoxyinosine 0.773 9 PUR Purine riboside 0.773 10 93A [3,4-dihydroxy-5r-(2,2,4-trioxo-1,2r,3s,4r-tetrahydro-2l6-imidazo[4,5-C][1,2,6]thiadiazin-7-yl)tetrahydrofuran-2-yl]methyl dihydrogen phosphate 0.769 11 BG2 8-bromoguanosine 0.750 12 H93 2-azanyl-9-[(2r,3r,4s,5r)-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]-1-methyl-purin-6-one 0.750 13 MG7 7-methylguanosine 0.750 14 3DG 9-(3-deoxy-beta-D-ribofuranosyl)guanine 0.739 15 ADN Adenosine 0.739 16 ADY 3'-oxo-adenosine 0.739 17 GNG 2'-deoxy-guanosine 0.739 18 L1J 2-azanyl-9-[(2~{R},4~{S},5~{R})-5-(hydroxymethyl)-4-oxidanyl-oxolan-2-yl]-1~{H}-purin-6-one 0.739 19 OJI (2r,3r,4s,5r)-2-(2-azanylpurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol 0.739 20 RAB 2-(6-amino-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol 0.739 21 SNI 9-(3,4-dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-1,9-dihydro-purine-6-thione 0.739 22 XYA 2-(6-amino-octahydro-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol 0.739 23 2DI 9-[(2r,5r)-5-(hydroxymethyl)tetrahydrofuran-2-yl]-1,9-dihydro-6h-purin-6-one 0.727 24 2FA 2-(6-amino-2-fluoro-purin-9-yl)-5-hydroxymethyl-tetrahydro-furan-3,4-diol 0.708 25 3BH (2r,3r,4s,5r)-2-(6,8-diaminopurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol 0.708 26 5CG 5'-chloro-5'-deoxy-guanosine 0.708 27 6CR 6-chloro-9-(beta-D-ribofuranosyl)-9h-purin-2-amine 0.708 28 6MD N-methyladenosine 0.708 29 8HG 2'-deoxy-8-oxoguanosine 0.708 30 8OX 6-azanyl-9-[(2r,3r,4s,5r)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-7h-purin-8-one 0.708 31 A1ACZ 8-chloroadenosine 0.708 32 CFE (8r)-3-beta-D-ribofuranosyl-3,6,7,8-tetrahydroimidazo[4,5-D][1,3]diazepin-8-ol 0.708 33 DBM 9-(6-deoxy-beta-D-allofuranosyl)-6-methylpurine 0.708 34 GBA 8-bromoadenosine 0.708 35 GF0 2'-deoxy-2'-fluoroguanosine 0.708 36 H5F 6-azanyl-9-[(2r,3r,4s,5r)-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]-1h-purin-2-one 0.708 37 HD3 2-azanyl-7-[(2r,3r,4s,5r)-5-(hydroxymethyl)-3,4-bis(oxidanyl)oxolan-2-yl]-3h-pyrrolo[2,3-D]pyrimidin-4-one 0.708 38 MTP 2-hydroxymethyl-5-(6-methylsulfanyl-purin-9-yl)-tetrahydro-furan-3,4-diol 0.708 39 NWW (2~{S},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolane-2-carboxamide 0.708 40 TAL 9-(6-deoxy-alpha-L-talofuranosyl)-6-methylpurine 0.708