| 摘要 |
<p>This invention relates to derivatives of 1,8-naphthyridines and 1,5,8-azanaphthyridines of the general formula
<Chemistry id="chema01" num="0001"><Image id="ia01" he="51" wi="49" file="IMGA0001.TIF" imgContent="chem" imgFormat="TIFF" inline="no" /></Chemistry>wherein X is CH or N and the substitutents Y, Z, R<Sub>1</Sub> and R<Sub>2</Sub> are as defined herein.</p><p>The compounds are useful for treating allergic reactions in mammals.</p> |
