Showing structure for methyl 4,12-bis(acetyloxy)-7-hydroxy-6-{2-hydroxy-11-methyl-5,7,10-trioxatetracyclo[6.3.1.0²,⁶.0⁹,¹¹]dodec-3-en-9-yl}-6-methyl-14-[(2-methylbut-2-enoyl)oxy]-3,9-dioxatetracyclo[6.6.1.0¹,⁵.0¹¹,¹⁵]pentadecane-11-carboxylate