1 X4A [(2r,3s,5s)-2,3,5-trihydroxytetrahydrofuran-2-yl]methyl dihydrogen phosphate 1.000 2 63T [(2r,3s)-3-hydroxy-5-oxotetrahydrofuran-2-yl]methyl dihydrogen phosphate (non-preferred name) 0.929 3 AAB 2'-deoxy-ribofuranose-5'-monophosphate 0.929 4 ORP 2-deoxy-5-phosphono-ribose 0.929 5 50A 2-deoxy-2-fluoro-5-O-phosphono-alpha-D-ribofuranose 0.867 6 ABF 5-O-phosphono-beta-D-arabinofuranose 0.867 7 HSX 5-O-phosphono-alpha-D-ribofuranose 0.867 8 RF5 2-deoxy-2-fluoro-5-O-phosphono-alpha-D-arabinofuranose 0.867 9 RP5 5-O-phosphono-beta-D-ribofuranose 0.867 10 1X4 2,3-dideoxy-5-O-phosphono-alpha-D-ribofuranose 0.857 11 3DR 1',2'-dideoxyribofuranose-5'-phosphate 0.857 12 DDX 2',3'-dehydro-2',3'-dideoxyribofuranose-5'-phosphate 0.857 13 DN Unknown 2'-deoxynucleotide 0.857 14 ASU 4'-thio-2'4'-dideoxyribofuranose-5'-phosphate 0.800 15 DXD (1s,3s,4r)-4-(phosphooxymethyl)-cyclopentane-1,3-diol 0.800 16 RP3 3-deoxy-5-O-phosphono-beta-D-ribofuranose 0.800 17 F1P 1-O-phosphono-beta-D-fructopyranose 0.765 18 F1X 1-O-phosphono-beta-D-fructofuranose 0.765 19 F6P 6-O-phosphono-beta-D-fructofuranose 0.765 20 P6P 6-O-phosphono-alpha-D-fructofuranose 0.765 21 TA6 6-O-phosphono-beta-D-tagatofuranose 0.765 22 48Z 2-deoxy-2-fluoro-5-O-thiophosphono-alpha-D-arabinofuranose 0.750 23 GRF 5-O-phosphono-beta-D-ribofuranosylamine 0.750 24 DV3 1,4-anhydro-2-deoxy-5-O-thiophosphono-D-erythro-pentitol 0.733 25 YRR 3-hydroxy-pyrrolidin-2-ylmethyl-monophosphate group 0.733 26 CKP 6-O-phosphono-beta-D-psicofuranosonic acid 0.722 27 0NZ 2-deoxy-6-O-phosphono-beta-D-glucopyranose 0.706 28 0WK 1,5-anhydro-6-O-phosphono-D-glucitol 0.706 29 2DF N-(2-deoxy-beta-D-erytho-pentofuranosyl-5-phosphate) formamide 0.706 30 D6G 2-deoxy-6-O-phosphono-alpha-D-glucopyranose 0.706