Showing structure for (1s,2r,5s,7s,10s,11s,13s,14r,17s,19r)-11,14,18-trihydroxy-2,5-dimethyl-5-(4-methyl-3-oxopentyl)-12,16,20-trioxapentacyclo[15.2.1.0²,⁷.0¹⁰,¹⁹.0¹³,¹⁸]icosan-6-one