Narasin

(4S)-4-Methylsalinomycin; (2R)-2-[(2R, 3S, 5S, 6R)-6-[(2S, 3S, 4S, 6R)-6-[(3S, 5S, 7R, 9S, 10S, 12R, 15R)-3-[(2R, 5R, 6S)-5-ethyl-5-hydroxy-6-methyloxan-2-yl]-15-hydroxy-3, 10, 12-trimethyl-4, 6, 8-trioxadispiro[4.1.57.35]pentadec-13-en-9-yl]-3-hydroxy-4-methyl-5-oxooctan-2-yl]-3, 5-dimethyloxan-2-yl]butanoic acid; narasin A; Monteban; 2H-Pyran-2-acetic acid, alpha-ethyl-6-(5-(2-(5-ethyltetrahydro-5-hydroxy-6-methyl-2H-pyran-2-yl)-15-hydroxy-2, 10, 12-trimethyl-1, 6, 8-trioxadispiro(4.1.5.3)pentadec-13-en-9-yl)-2-hydroxy-1, 3-dimethyl-4-oxoheptyl)tetrahydro-3, 5-dimethyl-; A 28086A; Antibiotic A 28086A