Showing structure for (4r,5r,14s,16r,18r,19s,20r,22s)-15-(acetyloxy)-5-(furan-3-yl)-16-hydroxy-19-(2-methoxy-2-oxoethyl)-4,18,20-trimethyl-7-oxo-12-(sec-butyl)-6,11,13,21-tetraoxaheptacyclo[10.8.1.1¹⁵,¹⁸.0¹,¹⁰.0⁴,⁹.0¹⁰,¹⁴.0¹⁶,²⁰]docos-8-en-22-yl (2e)-2-methylbut-2-enoate