IUPAC:(3S,3aR,4R,5R,6R,7aS)-6-[(4S,5R,5aR,9aS)-4-(acetyloxy)-5,9a-dimethyl-2,7-dioxo-octahydro-2H-pyrano[3,4-b]oxepin-5-yl]-5-(formyloxy)-3-(furan-3-yl)-7a-hydroxy-3a-methyl-7-methylidene-1-oxo-octahydro-1H-inden-4-yl 3-methylbutanoate
IUPAC:(3S,3aR,4R,5R,6R,7aS)-6-[(4S,5R,5aR,9aS)-4-(acetyloxy)-5,9a-dimethyl-2,7-dioxo-octahydro-2H-pyrano[3,4-b]oxepin-5-yl]-5-(formyloxy)-3-(furan-3-yl)-7a-hydroxy-3a-methyl-7-methylidene-1-oxo-octahydro-1H-inden-4-yl 3-methylbutanoate