IUPAC:(1R,2S,3S,5S,6R,8S,9R,12S,13R,18R,19R)-6-[(2R)-4,5-dimethyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]-3,8,18,19-tetrahydroxy-6,13-dimethyl-7-oxapentacyclo[10.8.0.0^{2,9}.0^{5,9}.0^{13,18}]icos-15-en-14-one
IUPAC:(1R,2S,3S,5S,6R,8S,9R,12S,13R,18R,19R)-6-[(2R)-4,5-dimethyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]-3,8,18,19-tetrahydroxy-6,13-dimethyl-7-oxapentacyclo[10.8.0.0^{2,9}.0^{5,9}.0^{13,18}]icos-15-en-14-one