| 摘要 |
<P>PROBLEM TO BE SOLVED: To search for a new compound having PARP inhibitory activity. <P>SOLUTION: The compound represented by general formula (1) or a salt thereof is provided, (wherein R<SP POS="POST">1</SP>indicates a halogen atom or the like; R<SP POS="POST">2</SP>and R<SP POS="POST">3</SP>indicate each a hydrogen atom or the like; R<SP POS="POST">4</SP>and R<SP POS="POST">5</SP>indicate each a hydrogen atom or the like, or may form an oxo group; R<SP POS="POST">a</SP>and R<SP POS="POST">b</SP>indicate each a lower alkyl group that may have a substituent, or the like, or may bond to form a nitrogen-containing heterocycle that may be substituted with one or a plurality of R<SP POS="POST">c</SP>'s; R<SP POS="POST">c</SP>indicates an aryl group that may have a substituent, or the like; the ring A indicates a benzene ring or the like; and m indicates 0, 1, or 2). <P>COPYRIGHT: (C)2013,JPO&INPIT |
