The molecule is an organic cation obtained by protonation of the 5-amino group of 5-amino-5-(4-hydroxybenzyl)-6-((2,3,4,5-tetrahydroxypentyl)amino)dihydropyrimidine-2,4-dione. It is an ammonium ion derivative and an organic cation. It is a conjugate acid of a 5-amino-5-(4-hydroxybenzyl)-6-(D-ribitylimino)-5,6-dihydrouracil.
[5-[(4-hydroxyphenyl)methyl]-2,4-dioxo-6-[(2S,3S,4R)-2,3,4,5-tetrahydroxypentyl]imino-1,3-diazinan-5-yl]azanium