C3A1T1E1C3H4I1N1S1
16 points
CATECHINS is validvalid
CATECHIN, a chemical used in dyeing [n]
CATECHIN, one of the tannic acids, extracted from catechu as a white, crystalline substance [n]
CATECHIN, a chemical used in dyeing [n]
CATECHIN, one of the tannic acids, extracted from catechu as a white, crystalline substance [n]