Ключевые слова: aromatic, art, atom, background, biochemistry, biology, blue, bond, carbon, chemical, chemistry, compound, design, diagram, drug, education, elegant, element, formula, gradient, graphic, group, healthcare, hydrogen, hydroxyl, icon, illustration, isolated, laboratory, line, medical, medicine, minimal, model, molecular, molecule, organic, oxygen, pharmaceutical, phenol, phenyl, representation, research, science, scientific, simple, structure, symbol, white,