| 摘要 |
<p>A carbostyril derivative represented by general formula (I), which selectively acts upon β2-adrenaline receptor, and a pharmacologically acceptable salt thereof, wherein -OY represents hydroxy, lower alkoxy or protected hydroxy; Z represents hydrogen, hydroxy, alkoxy or -OCH2-A; A represents lower alkoxycarbonyl, N-(un)substituted carbamoyl, or linear alkylene substituted by lower alkoxycarbonyl or hydroxy; the broken line between the 3- and the 4-positions indicates that the bond therebetween is either single or double.</p> |
