Showing structure for (2z,4s)-4-(acetyloxy)-n-[(2r,3r,5s,6s)-2,5-dimethyl-6-[(2e,4e)-3-methyl-5-[(3s,4r,5r,7r,8r)-4,7,8-trihydroxy-7-methyl-1,6-dioxaspiro[2.5]octan-5-yl]penta-2,4-dien-1-yl]oxan-3-yl]pent-2-enimidic acid