155683-57-1

9,27-Dioxabicyclo[24.1.0]heptacosa-2,6,20-triene-8,15-dione,13,14,17,19-tetrahydroxy-7,10,12,19,20,24-hexamethyl-22-methylene-,[1S-(1R*,2E,6E,10R*,12S*,13S*,14S*,17R*,19S*,20E,24S*,26R*)]-