| abstract |
Inhibitors of HCV replication of formula (I) n nand the salts and stereoisomers thereof, whereinn each dashed line (represented by - - - - -) represents an optional double bond; X is N, CH and where X bears a double bond it is C; R 1 is —OR 7 , —NH—SO 2 R 8 ; R 2 is hydrogen, and where X is C or CH, R 2 may also be C 1-6 alkyl; R 3 is hydrogen, C 1-6 alkyl, C 1-6 alkoxyC 1-6 alkyl, C 3-7 cycloalkyl; n is 3, 4, 5, or 6; R 4 is C 1-6 alkyl or C 3-7 cycloalkyl; R 5 is hydrogen, halo, C 1-6 alkyl, hydroxy, C 1-6 alkoxy, polyhaloC 1-6 alkyl; R 6 is hydrogen, C 1-6 alkoxy, mono- or diC 1-6 alkylamino; or R 5 and R 6 may form a 5- or 6-membered unsaturated or partially unsaturated ring, optionally comprising one or two selected from O, N and S; R 7 is hydrogen; C 3-7 cycloalkyl optionally substituted with C 1-6 alkyl; or C 1-6 alkyl optionally substituted with C 3-7 cycloalkyl; R 8 is C 3-7 cycloalkyl optionally substituted with C 1-6 alkyl; C 1-6 alkyl optionally substituted with C 3-7 cycloalkyl; or —NR 8a R 8b ; R 8a and R 8b are C 1-6 alkyl, or both may form a 5- or 6-membered saturated heterocyclic ring; pharmaceutical compositions containing compounds (I) and processes for preparing compounds (I). |