Showing structure for (1r,2r,4r,5's,8as)-4-{[(2r,3r,4s,5s,6r)-3-(acetyloxy)-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-5'-(furan-3-yl)-2-methyl-2'-oxo-3,4,6,7,8,8a-hexahydro-2h-spiro[naphthalene-1,3'-oxolan]-5-ylmethyl acetate