Synonyms: b-D-Glucopyranose, cyclic1,6-(4,4',5,5',6,6'-hexahydroxy[1,1'-biphenyl]-2,2'-dicarboxylate) cyclic 2®9:4®1-(3,4,4a,9b-tetrahydro-4,4,4a,6,7-pentahydroxy-3-oxo-1,9-dibenzofurandicarboxylate)3-(3,4,5-trihydroxybenzoate), stereoisomer; Carpinusin; Carpinusin (a form)