Novel compounds are provided having formula (I)
where R
1
, R
2
, R
3
, R
4
, Z, X and * are defined herein. Also provided are antiviral methods for use and processes for synthesis of the compounds of formula (I).
提供了
化学式(I)的新化合物,其中R1,R2,R3,R4,Z,X和*在此定义。还提供了用于抗病毒的方法和合成化合物(I)的过程。