The molecule is an organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of 7,8-dihydroneopterin 2'-phosphate. It is a conjugate base of a 7,8-dihydroneopterin 2'-phosphate.
[(1S,2R)-1-(2-amino-4-oxo-7,8-dihydro-3H-pteridin-6-yl)-1,3-dihydroxypropan-2-yl] phosphate