Provided are a PDE4 inhibitor and a use thereof in the preparation of a medicament for treating PDE4 related diseases. Specifically disclosed are the compound as shown in formula (I) and a pharmaceutically acceptable salt thereof.
提供了一种PDE4
抑制剂及其在制备用于治疗与PDE4相关疾病的药物中的用途。具体披露了如公式(I)所示的化合物及其药用可接受的盐。