Synonyms: a-D-Glucopyranose, cyclic2,3:4,6-bis(4,4',5,5',6,6'-hexahydroxy[1,1'-biphenyl]-2,2'-dicarboxylate)1-[2-[5-[[[2,3-bis-O-(3,4,5-trihydroxybenzoyl)-b-D-glucopyranosyl]oxy]carbonyl]-2,3-dihydroxyphenoxy]-3,4,5-trihydroxybenzoate],stereoisomer;Dibenzo[g,i]dibenzo[6',7':8',9'][1,4]dioxecino[2',3':4,5]pyrano[3,2-b][1,5]dioxacycloundecin,a-D-glucopyranose deriv.; Gemin C