An enantiomer, diastereoisomer or tautomer of a compound, represented by formula I:
wherein A, B, R
1
, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, R
8
, R
9
, and R
10
are as defined herein, or a salt or ester thereof, as an inhibitor of HCV NS5B polymerase.
An enantiomer, diastereoisomer or tautomer of a compound, represented by formula I:
wherein A, B, R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are as defined herein, or a salt or ester thereof, as an inhibitor of HCV NS5B polymerase.