The molecule is an anthrafuran that is 2,3-dihydroanthra[2,3-b]furan-5,10-dione substituted at positions 2, 4, 6 and 8 by hydroxy groups and at position 3 by a 3-oxobutyl group. It has a role as a metabolite. It is an anthrafuran, a polyphenol, a lactol and a member of p-quinones. It is a conjugate acid of a hydroxyversicolorone(1-).
(2S,3S)-2,4,6,8-tetrahydroxy-3-(3-oxobutyl)-2,3-dihydronaphtho[2,3-f][1]benzofuran-5,10-dione