Showing structure for 2,7,15-tris(acetyloxy)-5,9-dimethyl-14-[(2-methylpropanoyl)oxy]-11-(prop-1-en-2-yl)-4-(pyridine-3-carbonyloxy)-16-oxatetracyclo[7.5.2.0¹,¹⁰.0³,⁷]hexadec-12-en-8-yl pyridine-3-carboxylate