IUPAC:2-{[4,5-dihydroxy-2-(hydroxymethyl)-6-{5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosan]-18'-eneoxy}oxan-3-yl]oxy}oxane-3,4,5-triol
IUPAC:2-{[4,5-dihydroxy-2-(hydroxymethyl)-6-{5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosan]-18'-eneoxy}oxan-3-yl]oxy}oxane-3,4,5-triol