IUPAC:(1'S,2R,4'R,9'R,10'R,13'R)-5,5,5',5',9'-pentamethylspiro[1,4-dioxolane-2,14'-tetracyclo[11.2.1.0^{1,10}.0^{4,9}]hexadecane]
IUPAC:(1'S,2R,4'R,9'R,10'R,13'R)-5,5,5',5',9'-pentamethylspiro[1,4-dioxolane-2,14'-tetracyclo[11.2.1.0^{1,10}.0^{4,9}]hexadecane]