The molecule is a nucleotide-sugar oxoanion obtained by deprotonation of the diphosphate OH groups of dTDP-L-rhamnose; major species at pH 7.3. It is a conjugate base of a dTDP-L-rhamnose.
[[(2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methoxy-oxidophosphoryl] [(3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyloxan-2-yl] phosphate