1 5PR 5-hydroxy-4-(hydroxymethyl)-6-methylpyridine-3-carboxylic acid 1.000 2 PXL 3-hydroxy-5-(hydroxymethyl)-2-methylisonicotinaldehyde 0.923 3 UEG 4,5-bis(hydroxymethyl)-2-methyl-pyridin-3-ol 0.923 4 3HM 5-hydroxy-6-methylpyridine-3-carboxylic acid 0.846 5 FN7 2,4,6-trimethylpyridine-3-carboxylic acid 0.786 6 PXM 4-(aminomethyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol 0.786 7 5HN 5-hydroxypyridine-3-carboxylic acid 0.769 8 GOG 3-hydroxybenzene-1,2-dicarboxylic acid 0.733 9 GT0 5-(hydroxymethyl)-4-(methoxymethyl)-2-methylpyridin-3-ol 0.733 10 KAY 4-methylbenzene-1,2-dicarboxylic acid 0.733 11 PF0 3-hydroxy-2-methylbenzoic acid 0.714 12 SJ5 (3s,4r,5r)-4,5-dihydroxypiperidine-3-carboxylic acid 0.714