Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
Inventor
active
(R/S) rifamycin derivatives, their preparations and...
11-deoxy azalide antibacterials
3-'N-modified 6-O-substituted erythromycin ketolide derivatives
6-0-Substituted antibacterial erythromycin ketolides and methods
6-O-alkyl-2-nor-2-substituted ketolide derivatives
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