IUPAC:2,4,10,14-tetrahydroxy-7,7,12-trimethylpentacyclo[13.3.1.0^{5,18}.0^{8,17}.0^{11,16}]nonadeca-1,3,5(18),8(17),9,11,13,15-octaene-6,19-dione
IUPAC:2,4,10,14-tetrahydroxy-7,7,12-trimethylpentacyclo[13.3.1.0^{5,18}.0^{8,17}.0^{11,16}]nonadeca-1,3,5(18),8(17),9,11,13,15-octaene-6,19-dione