IUPAC:12,25-dihydroxy-18,19,20-trimethoxy-11,12,24,25-tetramethyl-4,6,9,14-tetraoxapentacyclo[13.7.3.0^{3,7}.0^{8,22}.0^{16,21}]pentacosa-1,3(7),8(22),16,18,20-hexaen-13-one
IUPAC:12,25-dihydroxy-18,19,20-trimethoxy-11,12,24,25-tetramethyl-4,6,9,14-tetraoxapentacyclo[13.7.3.0^{3,7}.0^{8,22}.0^{16,21}]pentacosa-1,3(7),8(22),16,18,20-hexaen-13-one