Аннотация:Amidoalkylation of indole, oxindole, pyrazolone, and pyrazole derivatives using5-hydroxy-1-phenylimidazolidin-2-one aff orded a number of new unsymmetric bisheterocyclic compounds with a direct C—C bond. The 3-(2-oxoimidazolidin-5-yl)indolederivatives were found to possess anti-inflammatory activity and relatively low cytotoxicity