Pyrimidine gyrase and topoisomerase IV inhibitors

摘要

The present invention relates to a compound of formula (I): or a pharmaceutically acceptable salt thereof wherein X and R are as defined herein. The compounds of formula (I) are useful as gyrase and/or topoisomerase IV inhibitors for treating bacterial infections. The compounds of formula (I) either possess a broad range of anti¬ bacterial activity and advantageous toxicological properties or are prodrugs of compounds having said activity.