IUPAC:(1'S,2R,5S,6R,10'E,12'Z,14'R,16'E,19'R)-7'-hydroxy-5,6,6',10',14',16'-hexamethyl-2',20'-dioxaspiro[oxane-2,21'-tricyclo[17.3.1.0^{4,9}]tricosane]-4'(9'),5',7',10',12',16'-hexaen-3'-one
IUPAC:(1'S,2R,5S,6R,10'E,12'Z,14'R,16'E,19'R)-7'-hydroxy-5,6,6',10',14',16'-hexamethyl-2',20'-dioxaspiro[oxane-2,21'-tricyclo[17.3.1.0^{4,9}]tricosane]-4'(9'),5',7',10',12',16'-hexaen-3'-one