The molecule is an altrarate(1-) that is the conjugate base of D-altraric acid. It is a conjugate base of a D-altraric acid. It is a conjugate acid of a D-altrarate(2-). It is an enantiomer of a L-altrarate(1-).
hydron;(2S,3R,4S,5S)-2,3,4,5-tetrahydroxyhexanedioate