- a yellow, crystalline, antibiotic powder, C22H23N2O8Cl, biosynthesized by Streptomyces aureofaciens, used in the treatment of infections.
- an antibiotic used in treating many bacterial and rickettsial infections: obtained from the bacterium Streptomyces aureofaciens. Formula: C 22 H 23 ClN 2 O 8
