IUPAC:7-[({11,22-dihydroxy-7,7,19,19-tetramethyl-2,8,20-trioxapentacyclo[12.8.0.0^{3,12}.0^{4,9}.0^{16,21}]docosa-1(22),3,5,9,11,14,16(21),17-octaen-13-ylidene}-lambda3-oxy)methyl]-11,22-dihydroxy-7,19,19-trimethyl-2,8,20-trioxapentacyclo[12.8.0.0^{3,12}.0^{4,9}.0^{16,21}]docosa-1(22),3,5,9,11,14,16(21),17-octaen-13-one
IUPAC:7-[({11,22-dihydroxy-7,7,19,19-tetramethyl-2,8,20-trioxapentacyclo[12.8.0.0^{3,12}.0^{4,9}.0^{16,21}]docosa-1(22),3,5,9,11,14,16(21),17-octaen-13-ylidene}-lambda3-oxy)methyl]-11,22-dihydroxy-7,19,19-trimethyl-2,8,20-trioxapentacyclo[12.8.0.0^{3,12}.0^{4,9}.0^{16,21}]docosa-1(22),3,5,9,11,14,16(21),17-octaen-13-one