ChEBI: A tetrahydroxyanthraquinone that is that is 3,5,6,8-tetrahydroxy-9,10-anthraquinone substituted by two carboxy groups at positions 1 and 2 as well as a 5-(2-acetamidoethyl)-2-hydroxyphenyl group at position 7. The major component of LAC dye together with l
ccaic acids B, C and D
