Showing structure for (1s,2s,3'r,4s,4'r,6s,7s,8r,9r,10s,13s,14r,17s,18s,19r,21r)-7,8,17,18-tetrahydroxy-3',4',8,10,14-pentamethyl-5,20-dioxaspiro[hexacyclo[11.9.0.0²,¹⁰.0⁴,⁹.0¹⁴,¹⁹.0¹⁹,²¹]docosane-6,2'-oxolane]-5',15-dione