IUPAC:(1R,2R,4S,9R,10S,13S,16R)-2-hydroxy-5,5,9-trimethyl-14-methylidene-6,15-dioxotetracyclo[11.2.1.0^{1,10}.0^{4,9}]hexadecan-16-yl acetate
IUPAC:(1R,2R,4S,9R,10S,13S,16R)-2-hydroxy-5,5,9-trimethyl-14-methylidene-6,15-dioxotetracyclo[11.2.1.0^{1,10}.0^{4,9}]hexadecan-16-yl acetate