anthraquinone molecule 3d, molecular structure, ball and stick model, structural chemical formula anthracenedione

anthraquinone anthracenedione dioxoanthracene molecule molecular structure chemical formula model c14h8o2 atom carbon chemistry science substance research atomic structural agent bond chain education ring illustration organic synthesis dye educational physics crystal pictogram tar aromatic benzene cyclic fused hydrocarbon laxative quinone laboratory physical reaction ball stick anthracenedione