The molecule is a pyrimidine ribonucleoside 5'-triphosphate in which the pyrimidine element is 5-methyluracil. It is a conjugate acid of a TTP(4-).
[[(2R,3S,4R,5R)-3,4-dihydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy-hydroxyphosphoryl] phosphono hydrogen phosphate