Antibiotic MYC 8003 and process for producing same

Claim 1

A MEMBER OF THE GROUP CONSISTING OF THE ANTIBIOTIC MYC 8003, WHICH IS A YELLOW, SALT-FORMING WEAK ACID SOLID HAVING THE ANALYSIS: CARBON, 63.8%; HYDROGEN, 7.6%; NITROGEN, 3.5% AND OXYGEN, 25.1%; CONSISTING OF EQUILIBRIUM-FORMING COMPONENTS, WITH AN OPTICAL ROTATION (A)D22 OF -60* (1% METHANOLIC SOLUTION), POORLY SOLUBLE IN CARBON TETRACHLORIDE AND BENZENE, SOLUBLE IN CHLOROFORM, METHYL ISOBUTYL KETONE, BUTYL ACETATE, ETHYL ACETATE, METHANOL AND ALKALINE SOLUTIONS, INSOLUBLE IN DIETHYL ETHER, PETROLEUM ETHER, WATER AND ACID SOLUTIONS, SHOWING A SLIGHTLY POSITIVE REACTION IN THE AROMATE TEST, FORMING A RED COLOR WITH CONCENTRATED SULFURIC ACID, A DARK BROWN COLOR IN THE PAULY REACTION, A DARK RED COLOR AND TURBIDITY WITH FERRIC CHLORIDE, AND PRECIPITATION WITH BROMINE WATER, SHOWING GAS PRODUCTION AT 135*C, SHOWING FURTHER GAS PRODUCTION AT ABOUT 152*C AND SHOWING A DECOMPOSITION AT 164*-174*C, SHOWING IN THE ULTRAVIOLET REGION OF THE SPECTRUM ABSORPTION MAXIMA AT 233, 276, 286, AND 327 NM AS IN FIG. 1, AND IN THE INFRARED REGION, IN KBR, ABSORPTION BANDS AT 812, ABOUT 860, 940, 985, 1092, 1215, 1340-1380, 1460, 1540, 1640, 2933, 2969 AND ABOUT 3370 CM-1 AS IN FIG. 3 AND AN RF-VALUE OF 0.10 OF THE CHIEF COMPONENT, WHEN CHROMATOGRAPHED WITH A MIXTURE OF BENZENE, ETHANOL AND 33% AMMONIA IN THE RATIO OF 65:40:9 AND HAVING THE PMR SPECTRUM OF FIG. 4, AND ITS NON-TOXIC, PHARMACEUTICALLY ACCEPTABLE SALTS.