Ключевые слова: 3d, allergy, anticholinergic, asthma, asthmatic, atom, breath, breathing, bronchial, bronchitis, bronchodilator, c19h26brno4, chemical, chemistry, chronic, chronic obstructive pulmonary disease, disease, drug, emergency, formula, health care, hydrogen, inhalation, inhale, inhaler, inhaling, lung, medical, medication, medicine, model, molecular, molecule, obstructive, oxitropium bromide, oxivent, oxygen, pharmaceutical, pharmacology, pharmacy, preparation, pulmonary, respiratory, structure, tersigan, therapy, treatment,