FUSED TRI-CYCLIC COMPOUND AS A PDE3/PDE4 DUAL INHIBITOR
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Issued Date -
Sep 5, 2024
app pub date -
Apr 22, 2024
filing date -
Jul 13, 2018
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Abstract
Provided is a fused tri-cyclic compound as PDE3/PDE4 dual inhibitor, and a use thereof in the preparation of drugs for PDE3/PDE4 associated diseases, particularly in medicinal functions such as chronic obstructive pulmonary disease (COPD). Provided are specifically a compound of formula (I) and a pharmaceutically acceptable salt thereof.
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