Showing structure for [(3ar,4r,5r,7ar)-4-[(1ar,2r,3s,3ar,4r,5r,6r,7as)-3-(furan-3-yl)-2,5-dihydroxy-4-[(2-hydroxy-3-methylbutanoyl)oxy]-3a-methyl-7-methylidene-hexahydroindeno[1,7a-b]oxiren-6-yl]-4,7a-dimethyl-2-oxo-tetrahydrofuro[2,3-c]pyran-5-yl]acetic acid