[Catechins and hydroxyflavandiols as components of tannins].
D002392:Catechin; D002396:Catechols / Q000737:chemistry*; D047309:Flavones / Q000737:chemistry*; D013634:Tannins
D002396:Catechols; D047309:Flavones; D013634:Tannins; D002392:Catechin; C034221:catechol
CATECHOL/chemistry; FLAVONES/chemistry