Ключевые слова: 3d, atom, atomic, biochemistry, biology, biotechnology, bond, brain, bronchiectasis, c5h9no4s, carbocisteine, carbocysteine, carbon, chain, chemical, chemistry, chronic obstructive pulmonary disorder, compound, copd, disease, education, element, formula, hydrogen, laboratory, lungs, medicals, medicine, model, molecular, molecule, mucolytic, nitrogen, organic, oxygen, particle, pharmacy, physics, research, science, skeletal, stick, structural, structure,