Showing structure for (2r,3s,4r,5s,6s)-2-{[(1r,4r,6s,9s,10r,13r,14r)-9,13-dimethyl-17-oxo-14-(5-oxo-2h-furan-3-yl)tetracyclo[11.3.1.0¹,¹⁰.0⁴,⁹]heptadecan-6-yl]oxy}-5-hydroxy-4-methoxy-6-methyloxan-3-yl acetate