| 摘要 |
<p>The present invention relates to a compound of formula (I):
<Chemistry id="chema01" num="0001"><Image id="ia01" he="42" wi="82" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" /></Chemistry>
wherein the ring A is a pyridine ring;
the ring B is a ring of the formula of
<Chemistry id="chema02" num="0002"><Image id="ia02" he="20" wi="127" file="IMGA0002.TIF" imgContent="chem" imgFormat="TIFF" /></Chemistry><Chemistry id="chema03" num="0003"><Image id="ia03" he="17" wi="102" file="IMGA0003.TIF" imgContent="chem" imgFormat="TIFF" /></Chemistry>
wherein R<Sup>1</Sup>, R<Sup>2</Sup>, R<Sup>3</Sup> R<Sup>4</Sup>, R<Sup>5</Sup>, R<Sup>6</Sup>, R<Sup>7</Sup>, R<Sup>8</Sup>, R<Sup>9</Sup>, M, Y, L<Sup>1</Sup>, L<Sup>2</Sup>, L<Sup>3</Sup>, n and q are defined as in claim 1 or a pharmaceutically acceptable salt or hydrate thereof. Furthermore, the invention relates to a pharmaceutical composition comprising the compound of formula (I), and use of the compound in the treatment of diseases related to DP receptor such as asthma.</p> |
