| abstract |
Compounds of Formula (I), wherein substituents R1, R2 and R5 are as defined, and Ar represents substituted phenyl, pyridyl, pyridazinyl, pyrimidinyl, pyrazinyl, thiazolyl, furanyl, imidazolyl and thiophenyl; compositions containing them, their use in therapy, including their use as antibacterials, for example in the treatment of tuberculosis, and methods for the preparation of such compounds, are provided. |