roflumilast copd drug molecule pde4 inhibitor skeletal formula |
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| navigate by keyword : roflumilast copd drug molecule pde4 inhibitor skeletal formula inflammation antiinflammatory lung asthma chronic obstructive phosphodiesterase pulmonary disease bronchitis immune hydrogen carbon oxygen nitrogen fluorine chlorine atoms atomic molecular compound composition chemical chemistry structure line drawing flat icon |
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| Roflumilast COPD drug molecule PDE4 inhibitor. Skeletal formula |
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