| 摘要 |
<p>Compounds represented by the general formula (I), salts thereof, and hydrates of both: (I) wherein R1 is methoxy, ethyl, methylthio, or the like; R?2, R3 and R4¿ are each hydrogen, halogeno, or the like; R?5 and R6¿ are each a group represented by the general formula: -X5-X6-X7 (wherein X5 is a single bond or CO-; X6 is a single bond, -NR3a-, or the like; X?7 and R3a¿ are each hydrogen, C¿1-10? alkyl, or the like); and Ar is phenyl, pyridyl, or the like.</p> |
