2-(3,4-Dihydroxyphenyl)-2-[[2-(3,4-dihydroxyphenyl)-3,4-dihydro-5,7-dihydroxy-2H-1-benzopyran-3-yl]oxy]-3,4-dihydro-2H-1-benzopyran-3,4,5,7-tetrol4852-22-6100 % similar Procyanidin A241743-41-358 % similar (-)-Catechol18829-70-452 % similar (+)-Epicatechin35323-91-252 % similar Epicatechin490-46-052 % similar Catechin7295-85-452 % similar (+)-Catechin hydrate88191-48-450 % similar Epicatechin gallate1257-08-548 % similar (-)-Catechin gallate130405-40-248 % similar Procyanidin B120315-25-744 % similar Procyanidin B323567-23-944 % similar Procyanidin B229106-49-844 % similar Procyanidin C137064-30-543 % similar (-)-Gallocatechin gallate4233-96-941 % similar Epigallocatechin gallate989-51-541 % similar (-)-Gallocatechin3371-27-540 % similar Gallocatechol970-73-040 % similar Epigallocatechin970-74-140 % similar Taxifolin480-18-238 % similar Eriodictyol552-58-934 % similar