The molecule is an organic anion that is the conjugate base of versicolorone, obtained by selective deprotonation of the 2-hydroxy group. It is a conjugate base of a versicolorone tricyclic form.
3,6,8-trihydroxy-2-(1-hydroxy-5-oxohexan-2-yl)-9,10-dioxoanthracen-1-olate