IUPAC:16'-[(3,4-dihydroxy-5-{[5-hydroxy-6-(hydroxymethyl)-3,4-bis({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy})oxan-2-yl]oxy}-6-(hydroxymethyl)oxan-2-yl)oxy]-7',9',13'-trimethyl-5-methylidene-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosan]-18'-en-10'-one
IUPAC:16'-[(3,4-dihydroxy-5-{[5-hydroxy-6-(hydroxymethyl)-3,4-bis({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy})oxan-2-yl]oxy}-6-(hydroxymethyl)oxan-2-yl)oxy]-7',9',13'-trimethyl-5-methylidene-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosan]-18'-en-10'-one