Showing structure for (4e,18z,20z)-22-ethyl-7,11,14,15,28-pentahydroxy-6'-(2-hydroxypropyl)-5',6,8,10,12,14,16,28,29-nonamethyl-2,26-dioxaspiro[bicyclo[23.3.1]nonacosane-27,2'-oxane]-4,18,20-triene-3,3',9,13-tetrone