1 1XX (2r)-4-hydroxy-2,5-dimethylfuran-3(2h)-one 1.000 2 2XX (2r)-2-ethyl-4-hydroxy-5-methylfuran-3(2h)-one 0.900 3 3XX (2e)-2-ethylidene-4-hydroxy-5-methylfuran-3(2h)-one 0.900 4 4XX 4-hydroxy-5-methylfuran-3(2h)-one 0.889 5 LRH 6-deoxy-beta-L-fructofuranose 0.818 6 PUF 6-deoxy-alpha-L-psicofuranose 0.818 7 R1X 1,4-anhydro-D-ribitol 0.800 8 R2B 1,4-anhydro-D-erythro-pent-1-enitol 0.800 9 IJ8 (3~{S},4~{R})-oxolane-3,4-diol 0.778 10 7GW (2~{R},3~{R},4~{S},5~{S})-2-[bis(oxidanyl)methyl]-5-(hydroxymethyl)oxolane-3,4-diol 0.750 11 FRU Beta-D-fructofuranose 0.750 12 FX1 Beta-D-threo-hexo-2,4-diulo-2,5-furanose 0.750 13 LFR Beta-L-fructofuranose 0.750 14 PSV Alpha-D-psicofuranose 0.750 15 SF6 Alpha-L-psicofuranose 0.750 16 SF9 Beta-L-psicofuranose 0.750 17 32O Beta-L-ribofuranose 0.727 18 34V Beta-L-ribulofuranose 0.727 19 AHR Alpha-L-arabinofuranose 0.727 20 BDR Beta-D-ribofuranose 0.727 21 BXX Beta-D-arabinofuranose 0.727 22 BXY Alpha-D-arabinofuranose 0.727 23 FUB Beta-L-arabinofuranose 0.727 24 H76 (2s,3s,4r,5s)-2-ethynyl-5-methylpyrrolidine-3,4-diol 0.727 25 PAV (2r,4s)-2-methyl-2,3,3,4-tetrahydroxytetrahydrofuran 0.727 26 RIB Alpha-D-ribofuranose 0.727 27 RUU Alpha-L-ribulofuranose 0.727 28 XLF Beta-D-xylulofuranose 0.727 29 XYZ Beta-D-xylofuranose 0.727 30 Z6J Alpha-L-ribofuranose 0.727 31 MW0 (5-methylfuran-2-yl)methanol 0.700 32 R2G 2,5-anhydro-4-deoxy-D-erythro-pent-4-enitol 0.700