Ketolides

**Definition:** Compounds based on ERYTHROMYCIN with the 3-cladinose replaced by a ketone. They bind the 23S part of 70S bacterial RIBOSOMES.

**Tree numbers:** - D02.540.576.500.992.445

**Synonyms:** - 3-Keto-Erythromycins - Erythromycins, 3-Keto