Showing structure for (1s,4ar,7s,7ar)-4a,7-dihydroxy-7-methyl-1-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-1h,5h,6h,7ah-cyclopenta[c]pyran-4-carbaldehyde