The molecule is a proanthocyanidin consisting of three (+)-catechin trimer joined by two successive (4alpha->8)-linkages. It has a role as a metabolite and an antioxidant. It is a hydroxyflavan, a proanthocyanidin and a polyphenol. It derives from a (+)-catechin.
(2R,3S,4R)-2-(3,4-dihydroxyphenyl)-4-[(2R,3S)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-8-yl]-8-[(2R,3S,4S)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-4-yl]-3,4-dihydro-2H-chromene-3,5,7-triol