The molecule is dianion of 2-amino-4,5-dihydroxy-6-oxo-7-(phosphonooxy)heptanoic acid having anionic carboxyl and phosphate groups and a protonated amino group. It is a conjugate base of a 2-amino-4,5-dihydroxy-6-oxo-7-(phosphonooxy)heptanoic acid.
2-azaniumyl-4,5-dihydroxy-6-oxo-7-phosphonatooxyheptanoate