.beta.-D-Glucopyranose, cyclic 4.fwdarw.7:6.fwdarw.5-[(2S,6S)-3,6-dihydro-2,9,10,11,11-pentahydroxy-3-oxo-2,6-methano-2H-1-benzoxocin-5,7-dicarboxylate] 1,2,3-tris(3,4,5-trihydroxybenzoate) 58690-20-3 AIDS-070907 AIDS070907 Isoterchebin