Showing structure for 7-(acetyloxy)-2-(butanoyloxy)-5,9-dimethyl-8-oxo-11-(prop-1-en-2-yl)-4-(propanoyloxy)-16-oxatetracyclo[7.5.2.0¹,¹⁰.0³,⁷]hexadec-12-en-14-yl pyridine-3-carboxylate