2-[3-hydroxy-5-(hydroxymethyl)-2-methylpyridin-4-yl]-1,3-thiazinane-4-carboxylic acid 2-[3-hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridyl]-1,3-thiazinane-4-carboxylic acid 2-(3-hydroxy-2-methyl-5-methylol-4-pyridyl)-1,3-thiazinane-4-carboxylic acid 2-[3-hydroxy-5-(hydroxymethyl)-2-methyl-pyridin-4-yl]-1,3-thiazinane-4-carboxylic acid 14785-50-3 Tiapirinol Tiapirinol [INN]