The molecule is a member of the class of biphenyls that is 6,6'-dimethylbiphenyl-2,2',4,4'-tetrol which has been substituted by 3,6-dihydroxy-2-methylbenzoyl groups at positions 3 and 3'. Isolated from the cultures of a Hawaiian isolate of the fungus Phoma species, it exhibits antibacterial and antifungal activities. It has a role as an antibacterial agent, an antifungal agent and a fungal metabolite. It is a polyketide, a polyphenol and a member of biphenyls.
[3-[3-(3,6-dihydroxy-2-methylbenzoyl)-2,4-dihydroxy-6-methylphenyl]-2,6-dihydroxy-4-methylphenyl]-(3,6-dihydroxy-2-methylphenyl)methanone