Synonyms: 3,10-Ethano-1H,8H-furo[3,4-d][1]benzopyran-9-aceticacid,8-acetyl-4-[[4-(acetyloxy)-3,4-dimethyl-1-oxo-2-pentenyl]oxy]octahydro-11,12-dihydroxy-3-(methoxycarbonyl)-9-methyl-5-oxo-,[3S-[3a,3aa,4a(E),6aa,8a,9b,10a,10aS*,11S*,12R*]]-; Bruceanicacid C