| 摘要 |
<p>The invention relates to compounds of the formula I <CHEM> and to pharmaceutically acceptable salts thereof, wherein R<1>, R<2>, R<3>, Q, X, Y and Z are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formula I, methods of using said compounds of formula I in the treatment of infections, and methods of preparing said compounds of formula I.</p> |
