| 摘要 |
Compounds of the formula (I) wherein n is 0, 1 or 2, R 2 and R 3 are hydrogen or a substituent as described in the specification, are useful for the prevention and treatment of bacterial infections, in particular of urinary infections caused by E. coli,
wherein R 1 is one of groups (B), (C), (D), (E) below: |
