1 GT0 5-(hydroxymethyl)-4-(methoxymethyl)-2-methylpyridin-3-ol 1.000 2 PXL 3-hydroxy-5-(hydroxymethyl)-2-methylisonicotinaldehyde 0.786 3 PXM 4-(aminomethyl)-5-(hydroxymethyl)-2-methylpyridin-3-ol 0.786 4 UEG 4,5-bis(hydroxymethyl)-2-methyl-pyridin-3-ol 0.786 5 5PR 5-hydroxy-4-(hydroxymethyl)-6-methylpyridine-3-carboxylic acid 0.733 6 3HM 5-hydroxy-6-methylpyridine-3-carboxylic acid 0.714