Synonyms: b-D-Glucopyranose, cyclic 3®2:6®2'-[4,5,5',6,6'-pentahydroxy-4'-[2,3,4-trihydroxy-6-[[1,3,4,6-tetrakis-O-(3,4,5-trihydroxybenzoyl)-b-D-glucopyranos-2-O-yl]carbonyl]phenoxy][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)1-(3,4,5-trihydroxybenzoate), stereoisomer; Euphorbin A; Euphorbin A (a form)