Synonyms: Proanthocyanidin T4;Benzoicacid, 3,4,5-trihydroxy-,(2R,2'R,2''R,2'''R,2''''R,2'''''R,3R,3'R,3''R,3'''R,3''''R,3'''''R,4S,4'S,4''S,4'''S,4''''S)-2,2',2''',2'''',2'''''-pentakis(3,4-dihydroxyphenyl)-3,3',3'',3''',3'''',3''''',4,4',4'',4''',4'''',4'''''-dodecahydro-3',3'',3''',3'''',3''''',5,5',5'',5''',5,'''',5''''',7',7'',7''',7'''',7'''''-hexadecahydroxy-7-[[O-6-O-(3,4,5-trihydroxybenzoyl)-b-D-glucopyranosyl-(1®6)-O-b-D-glucopyranosyl-(1®6)-O-b-D-glucopyranosyl-(1®6)-b-D-glucopyranosyl]oxy]-2''-(3,4,5-trihydroxyphe