IUPAC:(1R,2R,4R,6R,8S,9Z,11R)-8-(acetyloxy)-4,9-dimethyl-14-methylidene-13-oxo-5,12-dioxatricyclo[9.3.0.0^{4,6}]tetradec-9-en-2-yl (2Z)-2-methylbut-2-enoate
IUPAC:(1R,2R,4R,6R,8S,9Z,11R)-8-(acetyloxy)-4,9-dimethyl-14-methylidene-13-oxo-5,12-dioxatricyclo[9.3.0.0^{4,6}]tetradec-9-en-2-yl (2Z)-2-methylbut-2-enoate