The molecule is a bisphosphoglyceric acid. It derives from a D-glyceric acid. It is a conjugate base of a cyclic 2,3-bisphospho-D-glycerate(3-).
(6R)-2,4-dihydroxy-2,4-dioxo-1,3,5,2lambda5,4lambda5-trioxadiphosphepane-6-carboxylic acid