abstract |
The present invention relates to new compounds of formula I, Wherein Y is NR4CONR4, NR4CO, or NR4; R1 is nitro or COR5; R2 is hydrogen or NH2; R3 is C1-6alkyl or C0-6alkylaryl wherein C0-6alkylaryl may be substituted by A; R4 is hydrogen; R5 is C1-6alkyl; A is independently selected from halo, OR6 and C1-6alkyl; R6 is C1-6alkyl; provided that the compound is not N-(4-Methoxybenzyl)-N'-(5-nitro-1,3-thiazol-2-yl)urea as a free base or a salt thereof as well as a process for their preparation, pharmaceutical formulations containing said therapeutically active compounds and to the use of said active compounds in therapy. |