Showing structure for 3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl 10,16-dihydroxy-5,9,13-trimethyl-12-oxapentacyclo[11.2.1.1¹¹,¹⁴.0¹,¹⁰.0⁴,⁹]heptadecane-5-carboxylate