PROCYANIDIN B8

CATECHIN-(4ALPHA->6)-EPICATECHIN

(2R,2'R,3S,3'R,4α)-3,3',4,4'-Tetrahydro-2α,2'α-bis(3,4-dihydroxyphenyl)-4,6'-bi[2H-1-benzopyran]-3,3',5,5',7,7'-hexol