The molecule is dianion of CDP-ribitol arising from deprotonation of both free diphosphate OH groups. It is a conjugate base of a CDP-ribitol.
[[(2R,3S,4R,5R)-5-(4-amino-2-oxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl] [(2R,3S,4S)-2,3,4,5-tetrahydroxypentyl] phosphate