Showing structure for 11',16'-bis(acetyloxy)-13'-(furan-3-yl)-10'-hydroxy-7'-(2-methoxy-2-oxoethyl)-6',6',8',12'-tetramethyl-4'-[(2-methylbutanoyl)oxy]-9',15'-dioxo-2',14'-dioxaspiro[oxirane-2,17'-tetracyclo[8.6.1.0¹,¹².0³,⁸]heptadecan]-5'-yl pyridine-3-carboxylate