Showing structure for 16-hydroxy-5,5,10,13,15-pentamethyl-6,19,22-trioxahexacyclo[13.7.1.0¹,¹¹.0⁴,¹⁰.0¹³,²¹.0¹⁷,²¹]tricos-8-ene-7,14,18-trione