2-[3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-1,3-thiazoniol-5-yl]ethyl dihydrogen diphosphate

3-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-4-methyl-5-[2-(phosphonooxyoxylatophosphinyloxy)ethyl]thiazol-3-ium