1 DFR 3-deoxy-3-methyl-beta-D-fructofuranose 1.000 2 FRU Beta-D-fructofuranose 0.846 3 FX1 Beta-D-threo-hexo-2,4-diulo-2,5-furanose 0.846 4 KDF 3-deoxy-alpha-D-erythro-hex-2-ulofuranosonic acid 0.846 5 LFR Beta-L-fructofuranose 0.846 6 PSV Alpha-D-psicofuranose 0.846 7 SF6 Alpha-L-psicofuranose 0.846 8 SF9 Beta-L-psicofuranose 0.846 9 LRH 6-deoxy-beta-L-fructofuranose 0.769 10 PUF 6-deoxy-alpha-L-psicofuranose 0.769 11 2DR 2-deoxy-beta-D-erythro-pentofuranose 0.750 12 FUX 5-hydroxymethyl-furfural 0.750 13 7GW (2~{R},3~{R},4~{S},5~{S})-2-[bis(oxidanyl)methyl]-5-(hydroxymethyl)oxolane-3,4-diol 0.714