IUPAC:22-hydroxy-10-methoxy-7,7,18,18-tetramethyl-8,13,17-trioxapentacyclo[12.8.0.0^{3,12}.0^{4,9}.0^{16,21}]docosa-1(22),3,9,11,14,16(21)-hexaen-2-one
IUPAC:22-hydroxy-10-methoxy-7,7,18,18-tetramethyl-8,13,17-trioxapentacyclo[12.8.0.0^{3,12}.0^{4,9}.0^{16,21}]docosa-1(22),3,9,11,14,16(21)-hexaen-2-one