Synonyms: Benzoicacid, 3,4,5-trihydroxy-,(2R,2'R,3R,3'R,4R)-3,3',4,4'-tetrahydro-5,5',7,7'-tetrahydroxy-2,2'-bis(3,4,5-trihydroxyphenyl)[4,8'-bi-2H-1-benzopyran]-3,3'-diylester (9CI); Benzoic acid, 3,4,5-trihydroxy-, 3,3',4,4'-tetrahydro-5,5',7,7'-tetrahydroxy-2,2'-bis(3,4,5-trihydroxyphenyl)[4,8'-bi-2H-1-benzopyran]-3,3'-diylester, [2R-[2a,3a,4b(2'R*,3'R*)]]-; 3,3'-Di-O-galloylprodelphinidin B 2;Rhodisin