new cyclic harnstoffderivate and their salts with pharmacologically safe saeuren, methods for their manufacture and pharmaceutical praeparate containing

摘要

The present invention is related to certain new basically substituted cyclic urea derivatives having the general formula I O R2 PARALLEL ANGLE N-CO-A-R-N ANGLE ANGLE N-R1 I R3(CH2)m AND SALTS THEREOF WITH PHARMACOLOGICALLY ACCEPTABLE ACIDS. The invention furthermore is related to processes for the production thereof. The new compounds of formula I are useful as antiviral agents.