D-Glucose, cyclic 2->2:3->2'-(4-(6-carboxy-2,3,4-trihydroxyphenoxy)-4',5,5',6,6'-pentahydroxy(1,1'-biphenyl)-2,2'-dicarboxylate) cyclic 4,6-(4,4',5,5',6,6'-hexahydroxy01,1'-biphenyl)-2,2'-dicarboxylate, 2-ester with D-glucose cyclic 4,6-(4,4')