The molecule is d-glycero-beta-D-manno-heptose in which the hydrogens of the hydroxy groups at positions 1 and 7 are substituted by dihydrogen phosphate groups. It is a conjugate acid of a D-glycero-beta-D-manno-heptose 1,7-bisphosphate(4-).
[(2R)-2-hydroxy-2-[(2R,3S,4S,5S,6S)-3,4,5-trihydroxy-6-phosphonooxyoxan-2-yl]ethyl] dihydrogen phosphate