The molecule is a dimeric naphthopyran with formula C32H26O10, originally isolated from Aspergillus niger. It has a role as an Aspergillus metabolite and an antibacterial agent. It is a biaryl, an aromatic ether, an aromatic ketone, a cyclic ketone, a polyphenol and a naphtho-gamma-pyrone.
5-hydroxy-9-(5-hydroxy-6,8-dimethoxy-2-methyl-4-oxobenzo[g]chromen-10-yl)-8,10-dimethoxy-2-methylbenzo[h]chromen-4-one