The molecule is an 18-membered macrolide that is a fermentation product obtained from the Actinomycete Dactylosporangium aurantiacum. A narrow spectrum antibiotic used for treatment of Clostridium difficile-related infections. It has a role as an EC 2.7.7.6 (RNA polymerase) inhibitor, an antibacterial drug and a bacterial metabolite. It is a macrolide antibiotic, a glycoside, an organochlorine compound, a carboxylic ester and a member of phenols.
[(2R,3S,4S,5S,6R)-6-[[(3E,5E,8S,9E,11S,12R,13E,15E)-12-[(2R,3S,4R,5S)-3,4-dihydroxy-6,6-dimethyl-5-(2-methylpropanoyloxy)oxan-2-yl]oxy-11-ethyl-8-hydroxy-18-[(1R)-1-hydroxyethyl]-9,13,15-trimethyl-2-oxo-1-oxacyclooctadeca-3,5,9,13,15-pentaen-3-yl]methoxy]-4-hydroxy-5-methoxy-2-methyloxan-3-yl] 3,5-dichloro-2-ethyl-4,6-dihydroxybenzoate