| 摘要 |
Compounds of the formula (I), and N-oxides, salts, and stereoisomers thereof wherein A is OR1, NHS(=O)PR2; wherein; R1 is hydrogen, C1-C6alkyl, C0-C3alkylenecarbocyclyl, C0-C 3alkylene-heterocyclyl; R2 is C1-C6 alkyl, C0-C3alkylenecarbocyclyl, C0-C3alkyleneheterocyclyl; p is independently 1 or 2; n is 3, 4, 5 or 6;----deonotes an optional double bond; L is N or CRz; Rz is H or forms a double bond with the asterisked carbon; Rq is H or when L is CRz, Rq can also be C1-C6alkyl; Rr is quinazolinyl, optionally substituted with one two or three substituents each independently selected from C1-C6 alkyl, C 1-C6alkoxy, hydroxyl, halo, haloC1-C 6alkyl, amino, mono-or dialkylamino, mono-or dialkylaminocarbonyl, C1-C6alkyl-carbonylamino, C0-C 3alkylenecarbocyclyl and C0-C3 alkyleneheterocyclyl; R5 is hydrogen, C1-C 6alkyl, C1-C6alkoxyC1-C6 alkyl or C3-C7cycloalkyl; R6 is hydrogen, C1-C6alkyl, C1-C6alkoxy, C0-C3alkylenecarbocyclyl, C0-C 3alkyleneheterocyclyl, hydroxy, bromo, chloro or fluoro have utility in the treatment or prophylaxis of flaviviral infections such as HCV.
|
