Heterocyclylaminoalkyl Substituted Benzimidazoles Inhibitors of RSV replication of formula (I): The salts and stereochemically isomeric forms thereof, wherein Q is hydrogen, C1-6alkyl optionally substituted with a heterocycle or Q is C1 -6alkyl substituted with both -OR4 and a heterocycle wherein said heterocycle is oxazolidine, thiazolidine, 1-oxo-thiazolidine, 1,1-dioxothiazolidine, morpholinyl, thiomorpholinyl, 1-oxo-thiomorpholinyl, 1,1-dioxothiomorpholinyl, hexahydrooxazepine, hexahydrothiazepine, 1-oxo-hexahydrothiazepine, 1,1-dioxo-hexahydrothiazepine, pyrrolidine, piperidine, homopiperidine, piperazine which heterocyle may be substituted with 1-2 substituents each Alk is C1 -6alkanediyl R1 is Ar or optionally substituted piperidinyl, piperazinyl, morpholinyl, thiomorpholinyl, pyridyl, pyrazinyl, pyridazinyl, pyrimidinyl, furanyl, tetrahydrofuranyl, thienyl, pyrrolyl, thiazolyl, oxazolyl, imidazolyl, isothiazolyl, pyrazolyl, isoxazo lyl, oxadiazolyl, quinolinyl, quinoxalinyl, benzofuranyl, benzothienyl, benzimidazolyl, benzoxazolyl, benzthiazolyl, pyridopyridyl, naphthiridinyl, 1H-imidazo[4,5-b]pyridinyl, 3H-imidazo[4,5-b]pyridinyl, imidazo[1,2-a]pyridinyl or 2,3-dihydro-1,4-dioxino[2,3-b]pyridyl R3 is hydroxyC1 -6alkyl, C1 -6alkoxyC1-6alkyl, cyanoC1-6alkyl, aminocarbonyl-C1 -6-alkyl, mono-or di(C1 -6alkyl)aminocarbonyl-C1 -6- alkyl, carboxyl-C1 -6-alkyl, C1-6alkoxycarbonyl-C1-6 alkyl R2, R4 and R5 are hydrogen or C1-6alkyl Het is pyridyl, pyrazinyl, pyridazinyl, pyrimidinyl, furanyl, tetrahydrofuranyl, thienyl, pyrrolyl, thiazolyl, oxazolyl, imidazolyl, isothiazolyl, pyrazolyl, isoxazolyl, oxadiazolyl, quinolinyl, quinoxalinyl, benzofuranyl, benzothienyl, benzimidazolyl, benzoxazo lyl, benzthiazolyl, pyridopyridyl, naphthiridinyl, 1H-imidazo[4,5-b]- pyridinyl, 3H-imidazo[4,5-b]pyridinyl, imidazo[1,2-a]pyridinyl and 2,3-dihydro-1,4- dioxino[2,3-b]pyridyl Ar is optionally substituted phenyl pharmaceutical compositions containing compounds (I) and processes for
