Similar names: (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol; 2H-1-Benzopyran-3,5,7-triol, 2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R-cis)-; Epicatechol, (-)- (8CI); (2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3,5,7-triol; (-)-(2R:3R)-5,7,3',4'-Tetrahydroxyflavan-3-ol; (-)-Epicatechin; (-)-Epicatechol; (2R,3R)-(-)-Epicatechin; Epicatechin; Epicatechol; L-Epicatechin; NSC 81161; epi-Catechin; epi-Catechol; l-Acacatechin; l-Epicatechin; l-Epicatechol