9a,11b-dehydro derivatives of 9-oxime-3-keto-6-O- methylerythromycin

摘要

The invention relates to compounds of the formula and to pharmaceutically acceptable salts thereof, wherein R1 and R2 are as defined herein. The invention also relates to pharmaceutical compositions containing the compounds of formula 1, methods of using said compounds of formula 1 in the treatment of infections, and methods of preparing said compounds of formula 1.