1 I43 6-[3-hydroxy-2-(hydroxymethyl)prop-1-en-1-yl]-4-methoxy-1,5-dimethylpyrimidin-2(1h)-one 1.000 2 NCV N-methyl-6-(1,3-dihydroxy-isobutyl)thymine 0.833 3 SK7 6-[3-hydroxy-2-(hydroxymethyl)prop-1-en-1-yl]-1,5-dimethylpyrimidine-2,4(1h,3h)-dione 0.833 4 N50 2-[(2,6-dimethoxy-5-methylpyrimidin-4-yl)methylidene]propane-1,3-diol 0.789 5 CCV 6-[3-hydroxy-2-(hydroxymethyl)propyl]-5-methyl-2,4(1h,3h)-pyrimidinedione 0.778 6 I51 6-[3-hydroxy-2-(hydroxymethyl)prop-1-en-1-yl]-5-methylpyrimidine-2,4(1h,3h)-dione 0.778 7 FSK 6-[(1z)-3-fluoro-2-(hydroxymethyl)prop-1-en-1-yl]-1,5-dimethylpyrimidine-2,4(1h,3h)-dione 0.737 8 NMF 6-[(2r)-2-(fluoromethyl)-3-hydroxy-propyl]-1,5-dimethyl-pyrimidine-2,4-dione 0.737