IUPAC:(2R,4R,8R,9S,13R)-2-hydroxy-5,5,9-trimethyl-14-methylidene-10,15-dioxotricyclo[11.2.1.0^{4,9}]hexadec-1(16)-en-8-yl acetate
IUPAC:(2R,4R,8R,9S,13R)-2-hydroxy-5,5,9-trimethyl-14-methylidene-10,15-dioxotricyclo[11.2.1.0^{4,9}]hexadec-1(16)-en-8-yl acetate