Showing structure for {4-hydroxy-5-[(3,4,5-trihydroxy-6-methyloxan-2-yl)oxy]-6-{7',9',13'-trimethyl-5-methylidene-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0²,⁹.0⁴,⁸.0¹³,¹⁸]icosan]-18'-en-16'-oloxy}oxan-3-yl}oxidanesulfonic acid