Synonyms: (2s,2'r,3r,3'r)-2'-(3,4-dihydroxyphenyl)-3',5,5',7,7'-pentahydroxy-2-(4-hydroxyphenyl)-2,2',3,3'-tetrahydro-4h,4'h-3,8'-bichromene-4,4'-dione;Garcinia GB2;226-49-3;22648-86-8;GB2 Garcinia;AC1Q6KIB;AC1L4P3J;CHEMBL508885;KST-1A2864;KST-1A2866;AR-1A3363;AR-1A3364;(2R,3R)-8-[(2S,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-3-yl]-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydrochromen-4-one;(3,8'-Bi-4H-1-benzopyran)-4,4'-dione, 2'-(3,4-dihydroxyphenyl)-2,2',3,3'-tetrahydro-3',5,5',7,7'-pentahydroxy-2-(4-hydroxyphenyl)-, (2S-(2alpha,3beta(2'S*,3'S*)))-;18913-18-3