摘要 |
The invention discloses compounds of the formula <IMAGE> wherein, Het1 is chosen from the group consisting of substituted or unsubstituted furyl, oxazolyl, isoxazolyl, oxadiazolyl, tetrazolyl, thiadiazolyl Y is an alkylene bridge of 3 to 9 carbon atoms. Het2 is quinolyl quinolyl substituted by R1 and R2; R1 and R2 are each individually chosen from hydrogen, halo, alkyl, alkenyl, amino, alkylthio, hydroxy, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkylsulfinyl alkyl, alkylsulfonylalkyl, alkoxy, nitro, carboxy, alkoxycarbonyl, dialkylaminoalkyl, alkylaminoalkyl, aminoalkyl, difluoromethyl, trifluoromethyl or cyano; R3 is alkyltetrazolyl, or substituted or unsubstituted heterocyclyl chosen from benzoxazolyl, benzathiazolyl, thiadiazolyl, imidazolyl, dihydroimidazolyl, oxazolyl, thiazolyl, oxadiazolyl, pyrazolyl, isoxazolyl, isothiazolyl, furyl, triazolyl, tetrazolyl, thiophenyl the N-oxide thereof or a pharmaceutically acceptable acid addition salt thereof are effective antipicornaviral agents.
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