Showing structure for 9-{[(2e)-4-[(1r,2s,4r,5s,8s,9s)-4-hydroxy-2-[(2s,3s)-3-hydroxybutan-2-yl]-3,6,10-trioxatricyclo[6.2.1.0⁴,⁹]undecan-5-yl]-3-methylbut-2-enoyl]oxy}nonanoic acid