Inhibitors of HCV replication of formula (I) ##STR00001## and the N-oxides, salts, and stereoisomers, wherein each dashed line represents an optional double bond; X is N, CH and where X bears a double bond it is C; R.sup.1 is --OR.sup.7, --NH--SO.sub.2R.sup.8; R.sup.2 is hydrogen, and where X is C or CH, R.sup.2 may also be C.sub.1-6alkyl; R.sup.3 is hydrogen, C.sub.1-6alkyl, C.sub.3-7cycloalkyl; R.sup.4 is aryl or Het; n is 3, 4, 5, or 6; R.sup.5 is halo, C.sub.1-6alkyl, hydroxy, C.sub.1-6alkoxy, phenyl, or Het; R.sup.6 is C.sub.1-6alkoxy, or dimethylamino; R.sup.7 is hydrogen; aryl; Het; C.sub.3-7cycloalkyl optionally substituted with C.sub.1-6alkyl; or C.sub.1-6alkyl optionally substituted with C.sub.3-7cycloalkyl, aryl or with Het; R.sup.8 is aryl; Het; C.sub.3-7cycloalkyl optionally substituted with C.sub.1-6alkyl; or C.sub.1-6alkyl optionally substituted with C.sub.3-7cycloalkyl, aryl or with Het; aryl is phenyl optionally substituted with one, two or three substituents; Het is a 5 or 6 membered saturated, partially unsaturated or completely unsaturated heterocyclic ring containing 1 to 4 heteroatoms selected from nitrogen, oxygen and sulfur, and being optionally substituted with one, two or three substituents; pharmaceutical compositions containing compounds (I) and processes for preparing compounds (I). Bioavailable combinations of the inhibitors of HCV of formula (I) with ritonavir are also provided.
Simmen; Kenneth Alan (Tervuren, BE), De Kock; Herman Augustinus (Arendonk, BE), Raboisson; Pierre Jean-Marie Bernard (Sterrebeek, BE), Nilsson; Karl Magnus (Huddinge, SE), Samuelsson; Bengt Bertil (Huddinge, SE), Rosenquist; .ANG.sa Annica Kristina (Huddinge, SE)
Tibotec Pharmaceuticals Ltd. (Eastgate, County Cork, IE) Medivar AB (Huddinge, SE)
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