Wikipedia - Josamycin: Josamycin is a macrolide antibiotic. It was isolated by Hamao Umezawa and his colleagues from strains of Streptomyces narbonensis var. josamyceticus var. nova in 1964.
It is currently sold in various countries.Brand examples are:
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Comment
antibiotic*YM
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Chemical information
Composition
Formula: C42H69NO15 / Number of atoms: 127 / Formula weight: 827.995 / Formal charge: 0
Others
Type: NON-POLYMER / PDB classification: HETAD / Three letter code: JOS / Ideal coordinates details: OpenEye/OEToolkits V1.4.2