58690-20-3

(4bS,6S,11aR,13S,14R,15S,15aR)-2,3,5,5,6-pentahydroxy-7,9,17-trioxo-4b,5,6,7,9,11,11a,13,14,15,15a,17-dodecahydro-4,6-epoxydibenzo[g,i]pyrano[3,2-b][1,5]dioxacycloundecine-13,14,15-triyl tris(3,4,5-trihydroxybenzoate)