IUPAC:(1S,2R,4R,6S,7S,10R,11R,16R,18R)-6-(furan-3-yl)-1,7,11,15,15-pentamethyl-5,14-dioxo-3-oxapentacyclo[8.8.0.0^{2,4}.0^{2,7}.0^{11,16}]octadec-12-en-18-yl acetate
IUPAC:(1S,2R,4R,6S,7S,10R,11R,16R,18R)-6-(furan-3-yl)-1,7,11,15,15-pentamethyl-5,14-dioxo-3-oxapentacyclo[8.8.0.0^{2,4}.0^{2,7}.0^{11,16}]octadec-12-en-18-yl acetate