2-((5-Hydroxy-4-(hydroxymethyl)-6-methyl-3-pyridyl)methyl)-2-thio-pseudourea hydrobromide 23679-46-1 Carbamimidothioic acid, (5-hydroxy-4-(hydroxymethyl)-6-methyl-3-pyridinyl)methyl ester HBr Pseudourea, 2-((5-hydroxy-4-(hydroxymethyl)-6-methyl-3-pyridyl)methyl)-2-thio-, HBr Pseudourea, 2-((5-hydroxy-4-(hydroxymethyl)-6-methyl-3-pyridyl)methyl)-2-thio-, monohydrobromide Pyridoxine-5-isothiuronium bromide