The molecule is an organic heteropentacyclic compound that is 2H,6H,10H-dipyrano[3,2-b:2',3'-i]xanthene substituted by hydroxy groups at positions 5 and 12, geminal methyl groups at positions 2 and 10 and an oxo group at position 6. Isolated from Calophyllum blancoi it exhibits antiviral activity. It has a role as a metabolite and an antiviral agent. It is an organic heteropentacyclic compound, a polyphenol, a cyclic ether and a cyclic ketone.
4,15-dihydroxy-7,7,19,19-tetramethyl-2,6,20-trioxapentacyclo[12.8.0.03,12.05,10.016,21]docosa-1(22),3(12),4,8,10,14,16(21),17-octaen-13-one