Showing structure for 2',10'-bis(acetyloxy)-8',12',15',15'-tetramethyl-5'-{[3-(methylamino)-3-phenylpropanoyl]oxy}-13'-oxospiro[oxirane-2,4'-tricyclo[9.3.1.0³,⁸]pentadecan]-11'-en-9'-yl pyridine-3-carboxylate