| 摘要 |
Imidazoheterocyclic compounds of the formula: …<CHEM>… wherein R<1> is lower alkenyl, lower alkynyl, lower alkadienyl, lower alkenyloxy (lower) alkyl, lower alkynyloxy(lower)alkyl, carboxy(lower)alkynyloxy(loweralkyl or protected carboxy(lower)alkynyloxy(lower)alkyl,… R<2> is hydrogen, lower alkyl or aryl,… R<3> is ar(lower)alkyl which may have one or more suitable substituent(s), ar(lower)alkenyl, condensed bicyclic hydrocarbon group, lower alkyl having cyclo(lower)alkyl or lower alkyl,… X is O or NH, and… Y is CH or N… and a pharmaceutical acceptable salt thereof, processes for their preparation and pharmaceutical compositions comprising them as an active ingredient. |
