Showing structure for (4-cyano-4-{[(2s,3r,4s,5s,6r)-3,4,5-trihydroxy-6-({[(2r,3s,4s,5s,6r)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy}methyl)oxan-2-yl]oxy}cyclopent-2-en-1-yl)oxidanesulfonic acid