(2S)-3,4,8,9,10,11,12,13-Octahydroxy-6,15-dioxo-2,3,4,4a,6,15,16,16a-octahydrodibenzo[f,h]pyrano[3,2-b]oxecin-2-yl 3,4,5-trihydroxybenzoate AIDS-085644 AIDS085644