novobiocin

An antibiotic, C₃₁H₃₆N₂O₁₁, produced by the actinomycete Streptomyces nivens, used primarily in research and to treat infections by gram-positive bacteria in certain animals.

An aminocoumarin antibiotic produced by the actinomycete Streptomyces niveus.

an antibiotic obtained from an actinomycete and used to treat infections by Gram-positive bacteria