Ключевые слова: 124trimethylbenzene, 3d, additive, aromatic, aromatic hydrocarbon, atom, atomic, benzene, biochemistry, bond, c9h12, carbon, chemical, chemistry, coal, composition, compound, crude oil, cumene, drawing, flat, formula, gasoline, hydrocarbon, icon, illustration, lab, laboratory, line, medical, medicine, model, molecular, molecule, petroleum, pseudocumene, research, science, scientific, scintillator, skeletal, structure, tar, trimethylbenzene,