The molecule is a 1,3-thiazolium cation that is the cationic form of oxythiamine pyrophosphate It is a 1,3-thiazolium cation and a thiamine phosphate.
2-[4-methyl-3-[(2-methyl-6-oxo-1H-pyrimidin-5-yl)methyl]-1,3-thiazol-3-ium-5-yl]ethyl phosphono hydrogen phosphate