title: [Isolation and characteristics of the new antibiotics, variacyclomycins A and B].
mesh_terms: D000107:Acetylation; D000190:Actinomyces; D000880:Anthraquinones / Q000032:analysis; D000900:Anti-Bacterial Agents / Q000032:analysis / Q000302:isolation & purification*; D004952:Esters; D013058:Mass Spectrometry; D008826:Microbial Sensitivity Tests; D008968:Molecular Conformation; D008970:Molecular Weight; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet
chemical_list: D000880:Anthraquinones; D000900:Anti-Bacterial Agents; D004952:Esters
vernacular_title: Vydelenie i kharakteristika novykh antibiotikov--variatsiklomitsinov A i B