The present invention relates to the new compound of the double activity with beta 2-adrenergic agonist and M3 muscarine antagonist, the pharmaceutical composition containing these compounds, the preparation method of these compounds and their purposes on respiratory therapy.本發明涉及具有β2腎上腺素能激動劑和M3毒蕈鹼拮抗劑的雙重活性的新型化合物、含有這些化合物的藥物組合物、這些化合物的製備方法以及它們在呼吸療法上的用途。