| 摘要 |
<p>Compounds represented by general formula (I) or (II) or salts thereof which are useful as a retinoid potentiator, wherein R1 represents hydrogen or C¿1-6? alkyl; R?2 and R3¿ represent each hydrogen or C¿1-6? alkyl, or R?2 and R3¿ together form 5- or 6-membered cycloalkyl; R4 represents hydrogen, C¿1-6? alkyl, etc.; R?5¿ represents hydrogen, C¿1-6? alkyl, etc.; R?6¿ represents hydrogen or C¿1-6? alkyl; X represents -NR?7¿-, -O-, -CHR7- or -S-, wherein R7 represents hydrogen, C¿1-6? alkyl, etc.; and Y represents phenylene or pyridinediyl.</p> |
