Task: Translation
Input (Czech): Acylační postup ve vodném prostředí pro přípravu antibiotika cefepimdihydrochloridhydrátu, v podstatě prostého anti-isomeru a .sup.2 .n.isomeru, spočívající v N-acylaci 7-amino-3-(/1-methyl- -1-pyrrolidinio/methyl)cef-3-em-4-karboxylátu syn-isomerem 2-/2-aminothiazol-4-yl/-2-methoxy- iminoacetylchloridhydrochloridu.ŕ
Output (English): Acylation procedure in aqueous medium for the preparation of the antibiotic cefepime dihydrochloride hydrate, substantially free of the anti-isomer and the isomer, consisting of N-acylation of 7-amino-3 - (1-methyl-1-pyrrolidinio / methyl) cef-3-em-4-carboxylate by the syn-isomer of 2- (2-aminothiazol-4-yl) -2-methoxyiminoacetyl chloride hydrochloride.