摘要 |
Compounds useful in the preparation of pharmaceutical preparations for the treatment of microbial infection where such compounds are of structural Formula I <IMAGE> I or pharmaceutically acceptable salts thereof wherein: R1 is -CHO, -COCH3, -COCHCl2, -COCHF2, -CO2CH3, -SO2CH3, or -COCH2OH; X1 and X2 are independently H, F, or Cl; and Q is a five membered ting heterocycle (azolyl ring) of the general form: <IMAGE> wherein A, B, and C are independently oxygen (O), nitrogen (N), sulfur (S) or Carbon (C). In all cases, the piperazine nitrogen atom is attached at the carbon atom of the carbon-nitrogen double bond. |