Showing structure for (1s,12r,13s,14s,15s)-14-hydroxy-18,19-dimethoxy-13,14-dimethyl-15-{[(2z)-2-methylbut-2-enoyl]oxy}-20-oxo-3,6,8-trioxapentacyclo[9.9.1.0¹,¹⁶.0⁴,²¹.0⁵,⁹]henicosa-4,9,11(21),16,18-pentaen-12-yl benzoate