Afzelechin-(4alpha→8)-afzelechin (molecular formula : C30H26O10, molar mass : 546.52 g/mol, exact mass : 546.152597, CAS number : 101339-37-1, Pubchem CID : 12395) is a B type proanthocyanidin.
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Ent-epiafzelechin-3-O-p-hydroxybenzoate-(4α→8,2α→O→7)-epiafzelechin) is an A-type proanthocyanidin found in apricots (Prunus armeniaca).