Showing structure for 6-(furan-3-yl)-4,12,16,19-tetrahydroxy-5,11,15-trimethyl-3-oxo-9,17-dioxahexacyclo[13.3.3.0¹,¹⁴.0²,¹¹.0⁵,¹⁰.0⁸,¹⁰]henicosan-21-yl acetate